^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) * linux/arch/arm/mach-omap1/board-osk.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * Board specific init for OMAP5912 OSK
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Written by Dirk Behme <dirk.behme@de.bosch.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * This program is free software; you can redistribute it and/or modify it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * under the terms of the GNU General Public License as published by the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) * Free Software Foundation; either version 2 of the License, or (at your
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) * option) any later version.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) * You should have received a copy of the GNU General Public License along
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) * with this program; if not, write to the Free Software Foundation, Inc.,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) * 675 Mass Ave, Cambridge, MA 02139, USA.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #include <linux/gpio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #include <linux/gpio/machine.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #include <linux/interrupt.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #include <linux/irq.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #include <linux/i2c.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #include <linux/leds.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #include <linux/smc91x.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #include <linux/omapfb.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) #include <linux/mtd/mtd.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) #include <linux/mtd/partitions.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) #include <linux/mtd/physmap.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #include <linux/mfd/tps65010.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) #include <linux/platform_data/gpio-omap.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) #include <linux/platform_data/omap1_bl.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) #include <asm/mach-types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) #include <asm/mach/arch.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) #include <asm/mach/map.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) #include "flash.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #include <mach/mux.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) #include <mach/tc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) #include <mach/hardware.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) #include <mach/usb.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) #include "common.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) /* Name of the GPIO chip used by the OMAP for GPIOs 0..15 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) #define OMAP_GPIO_LABEL "gpio-0-15"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) /* At OMAP5912 OSK the Ethernet is directly connected to CS1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) #define OMAP_OSK_ETHR_START 0x04800300
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) /* TPS65010 has four GPIOs. nPG and LED2 can be treated like GPIOs with
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) * alternate pin configurations for hardware-controlled blinking.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) #define OSK_TPS_GPIO_BASE (OMAP_MAX_GPIO_LINES + 16 /* MPUIO */)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) # define OSK_TPS_GPIO_USB_PWR_EN (OSK_TPS_GPIO_BASE + 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) # define OSK_TPS_GPIO_LED_D3 (OSK_TPS_GPIO_BASE + 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) # define OSK_TPS_GPIO_LAN_RESET (OSK_TPS_GPIO_BASE + 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) # define OSK_TPS_GPIO_DSP_PWR_EN (OSK_TPS_GPIO_BASE + 3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) # define OSK_TPS_GPIO_LED_D9 (OSK_TPS_GPIO_BASE + 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) # define OSK_TPS_GPIO_LED_D2 (OSK_TPS_GPIO_BASE + 5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) static struct mtd_partition osk_partitions[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) /* bootloader (U-Boot, etc) in first sector */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) .name = "bootloader",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) .offset = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) .size = SZ_128K,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) .mask_flags = MTD_WRITEABLE, /* force read-only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) /* bootloader params in the next sector */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) .name = "params",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) .offset = MTDPART_OFS_APPEND,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) .size = SZ_128K,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) .mask_flags = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) .name = "kernel",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) .offset = MTDPART_OFS_APPEND,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) .size = SZ_2M,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) .mask_flags = 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) .name = "filesystem",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) .offset = MTDPART_OFS_APPEND,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) .size = MTDPART_SIZ_FULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) .mask_flags = 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) static struct physmap_flash_data osk_flash_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) .width = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) .set_vpp = omap1_set_vpp,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) .parts = osk_partitions,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) .nr_parts = ARRAY_SIZE(osk_partitions),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) static struct resource osk_flash_resource = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) /* this is on CS3, wherever it's mapped */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) .flags = IORESOURCE_MEM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) static struct platform_device osk5912_flash_device = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) .name = "physmap-flash",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) .id = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) .dev = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) .platform_data = &osk_flash_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) .num_resources = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) .resource = &osk_flash_resource,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) static struct smc91x_platdata osk5912_smc91x_info = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) .leda = RPC_LED_100_10,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) .ledb = RPC_LED_TX_RX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) static struct resource osk5912_smc91x_resources[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) [0] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) .start = OMAP_OSK_ETHR_START, /* Physical */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) .end = OMAP_OSK_ETHR_START + 0xf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) .flags = IORESOURCE_MEM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) [1] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) static struct platform_device osk5912_smc91x_device = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) .name = "smc91x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) .id = -1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) .dev = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) .platform_data = &osk5912_smc91x_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) .num_resources = ARRAY_SIZE(osk5912_smc91x_resources),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) .resource = osk5912_smc91x_resources,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) static struct resource osk5912_cf_resources[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) [0] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) .flags = IORESOURCE_IRQ,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) static struct platform_device osk5912_cf_device = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) .name = "omap_cf",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) .id = -1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) .dev = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) .platform_data = (void *) 2 /* CS2 */,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) .num_resources = ARRAY_SIZE(osk5912_cf_resources),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) .resource = osk5912_cf_resources,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) static struct platform_device *osk5912_devices[] __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) &osk5912_flash_device,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) &osk5912_smc91x_device,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) &osk5912_cf_device,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) static const struct gpio_led tps_leds[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) /* NOTE: D9 and D2 have hardware blink support.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) * Also, D9 requires non-battery power.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) { .gpio = OSK_TPS_GPIO_LED_D9, .name = "d9",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) .default_trigger = "disk-activity", },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) { .gpio = OSK_TPS_GPIO_LED_D2, .name = "d2", },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) { .gpio = OSK_TPS_GPIO_LED_D3, .name = "d3", .active_low = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) .default_trigger = "heartbeat", },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) static struct gpio_led_platform_data tps_leds_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) .num_leds = 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) .leds = tps_leds,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) static struct platform_device osk5912_tps_leds = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) .name = "leds-gpio",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) .id = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) .dev.platform_data = &tps_leds_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) static int osk_tps_setup(struct i2c_client *client, void *context)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) if (!IS_BUILTIN(CONFIG_TPS65010))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) return -ENOSYS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) /* Set GPIO 1 HIGH to disable VBUS power supply;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) * OHCI driver powers it up/down as needed.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) gpio_request(OSK_TPS_GPIO_USB_PWR_EN, "n_vbus_en");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) gpio_direction_output(OSK_TPS_GPIO_USB_PWR_EN, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) /* Free the GPIO again as the driver will request it */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) gpio_free(OSK_TPS_GPIO_USB_PWR_EN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) /* Set GPIO 2 high so LED D3 is off by default */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) tps65010_set_gpio_out_value(GPIO2, HIGH);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) /* Set GPIO 3 low to take ethernet out of reset */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) gpio_request(OSK_TPS_GPIO_LAN_RESET, "smc_reset");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) gpio_direction_output(OSK_TPS_GPIO_LAN_RESET, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) /* GPIO4 is VDD_DSP */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) gpio_request(OSK_TPS_GPIO_DSP_PWR_EN, "dsp_power");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) gpio_direction_output(OSK_TPS_GPIO_DSP_PWR_EN, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) /* REVISIT if DSP support isn't configured, power it off ... */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) /* Let LED1 (D9) blink; leds-gpio may override it */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) tps65010_set_led(LED1, BLINK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) /* Set LED2 off by default */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) tps65010_set_led(LED2, OFF);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) /* Enable LOW_PWR handshake */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) tps65010_set_low_pwr(ON);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) /* Switch VLDO2 to 3.0V for AIC23 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) | TPS_LDO1_ENABLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) /* register these three LEDs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) osk5912_tps_leds.dev.parent = &client->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) platform_device_register(&osk5912_tps_leds);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) static struct tps65010_board tps_board = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) .base = OSK_TPS_GPIO_BASE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) .outmask = 0x0f,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) .setup = osk_tps_setup,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) static struct i2c_board_info __initdata osk_i2c_board_info[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) /* This device will get the name "i2c-tps65010" */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) I2C_BOARD_INFO("tps65010", 0x48),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) .dev_name = "tps65010",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) .platform_data = &tps_board,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) I2C_BOARD_INFO("tlv320aic23", 0x1B),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) /* TODO when driver support is ready:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) * - optionally on Mistral, ov9640 camera sensor at 0x30
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) static void __init osk_init_smc91x(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) u32 l;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) if ((gpio_request(0, "smc_irq")) < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) printk("Error requesting gpio 0 for smc91x irq\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) /* Check EMIFS wait states to fix errors with SMC_GET_PKT_HDR */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) l = omap_readl(EMIFS_CCS(1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) l |= 0x3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) omap_writel(l, EMIFS_CCS(1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) static void __init osk_init_cf(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) omap_cfg_reg(M7_1610_GPIO62);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) if ((gpio_request(62, "cf_irq")) < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) printk("Error requesting gpio 62 for CF irq\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) /* the CF I/O IRQ is really active-low */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) irq_set_irq_type(gpio_to_irq(62), IRQ_TYPE_EDGE_FALLING);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) static struct gpiod_lookup_table osk_usb_gpio_table = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) .dev_id = "ohci",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) .table = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) /* Power GPIO on the I2C-attached TPS65010 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) GPIO_LOOKUP("tps65010", 0, "power", GPIO_ACTIVE_HIGH),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) GPIO_LOOKUP(OMAP_GPIO_LABEL, 9, "overcurrent",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) GPIO_ACTIVE_HIGH),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) static struct omap_usb_config osk_usb_config __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) /* has usb host connector (A) ... for development it can also
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) * be used, with a NONSTANDARD gender-bending cable/dongle, as
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) * a peripheral.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) #if IS_ENABLED(CONFIG_USB_OMAP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) .register_dev = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) .hmc_mode = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) .register_host = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) .hmc_mode = 16,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) .rwc = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) .pins[0] = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) #ifdef CONFIG_OMAP_OSK_MISTRAL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) static const struct omap_lcd_config osk_lcd_config __initconst = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) .ctrl_name = "internal",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) #ifdef CONFIG_OMAP_OSK_MISTRAL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) #include <linux/input.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) #include <linux/property.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) #include <linux/spi/spi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) #include <linux/spi/ads7846.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) #include <linux/platform_data/keypad-omap.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) static const struct property_entry mistral_at24_properties[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) PROPERTY_ENTRY_U32("pagesize", 16),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) { }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) static struct i2c_board_info __initdata mistral_i2c_board_info[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) /* NOTE: powered from LCD supply */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) I2C_BOARD_INFO("24c04", 0x50),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) .properties = mistral_at24_properties,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) /* TODO when driver support is ready:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) * - optionally ov9640 camera sensor at 0x30
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) static const unsigned int osk_keymap[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) /* KEY(col, row, code) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) KEY(0, 0, KEY_F1), /* SW4 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) KEY(3, 0, KEY_UP), /* (sw2/up) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) KEY(1, 1, KEY_LEFTCTRL), /* SW5 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) KEY(2, 1, KEY_LEFT), /* (sw2/left) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) KEY(0, 2, KEY_SPACE), /* SW3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) KEY(1, 2, KEY_ESC), /* SW6 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) KEY(2, 2, KEY_DOWN), /* (sw2/down) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) KEY(2, 3, KEY_ENTER), /* (sw2/select) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) KEY(3, 3, KEY_RIGHT), /* (sw2/right) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) static const struct matrix_keymap_data osk_keymap_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) .keymap = osk_keymap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) .keymap_size = ARRAY_SIZE(osk_keymap),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) static struct omap_kp_platform_data osk_kp_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) .rows = 8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) .cols = 8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) .keymap_data = &osk_keymap_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) .delay = 9,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) static struct resource osk5912_kp_resources[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) [0] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) .start = INT_KEYBOARD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) .end = INT_KEYBOARD,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) .flags = IORESOURCE_IRQ,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) static struct platform_device osk5912_kp_device = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) .name = "omap-keypad",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) .id = -1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) .dev = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) .platform_data = &osk_kp_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) .num_resources = ARRAY_SIZE(osk5912_kp_resources),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) .resource = osk5912_kp_resources,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) static struct omap_backlight_config mistral_bl_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) .default_intensity = 0xa0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) static struct platform_device mistral_bl_device = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) .name = "omap-bl",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) .id = -1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) .dev = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) .platform_data = &mistral_bl_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) static struct platform_device osk5912_lcd_device = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) .name = "lcd_osk",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) .id = -1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) static const struct gpio_led mistral_gpio_led_pins[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) .name = "mistral:red",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) .default_trigger = "heartbeat",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) .gpio = 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) .name = "mistral:green",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) .default_trigger = "cpu0",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) .gpio = OMAP_MPUIO(4),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) static struct gpio_led_platform_data mistral_gpio_led_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) .leds = mistral_gpio_led_pins,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) .num_leds = ARRAY_SIZE(mistral_gpio_led_pins),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) static struct platform_device mistral_gpio_leds = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) .name = "leds-gpio",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) .id = -1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) .dev = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) .platform_data = &mistral_gpio_led_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) static struct platform_device *mistral_devices[] __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) &osk5912_kp_device,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) &mistral_bl_device,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) &osk5912_lcd_device,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) &mistral_gpio_leds,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) static int mistral_get_pendown_state(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) return !gpio_get_value(4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) static const struct ads7846_platform_data mistral_ts_info = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) .model = 7846,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) .vref_delay_usecs = 100, /* internal, no capacitor */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) .x_plate_ohms = 419,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) .y_plate_ohms = 486,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) .get_pendown_state = mistral_get_pendown_state,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) static struct spi_board_info __initdata mistral_boardinfo[] = { {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) /* MicroWire (bus 2) CS0 has an ads7846e */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) .modalias = "ads7846",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) .platform_data = &mistral_ts_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) .max_speed_hz = 120000 /* max sample rate at 3V */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) * 26 /* command + data + overhead */,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) .bus_num = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) .chip_select = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) } };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) static irqreturn_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) osk_mistral_wake_interrupt(int irq, void *ignored)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) static void __init osk_mistral_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) /* NOTE: we could actually tell if there's a Mistral board
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) * attached, e.g. by trying to read something from the ads7846.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) * But this arch_init() code is too early for that, since we
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) * can't talk to the ads or even the i2c eeprom.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) /* parallel camera interface */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) omap_cfg_reg(J15_1610_CAM_LCLK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) omap_cfg_reg(J18_1610_CAM_D7);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) omap_cfg_reg(J19_1610_CAM_D6);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) omap_cfg_reg(J14_1610_CAM_D5);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) omap_cfg_reg(K18_1610_CAM_D4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) omap_cfg_reg(K19_1610_CAM_D3);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) omap_cfg_reg(K15_1610_CAM_D2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) omap_cfg_reg(K14_1610_CAM_D1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) omap_cfg_reg(L19_1610_CAM_D0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) omap_cfg_reg(L18_1610_CAM_VS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) omap_cfg_reg(L15_1610_CAM_HS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) omap_cfg_reg(M19_1610_CAM_RSTZ);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) omap_cfg_reg(Y15_1610_CAM_OUTCLK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) /* serial camera interface */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) omap_cfg_reg(H19_1610_CAM_EXCLK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) omap_cfg_reg(W13_1610_CCP_CLKM);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) omap_cfg_reg(Y12_1610_CCP_CLKP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) /* CCP_DATAM CONFLICTS WITH UART1.TX (and serial console) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) /* omap_cfg_reg(Y14_1610_CCP_DATAM); */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) omap_cfg_reg(W14_1610_CCP_DATAP);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) /* CAM_PWDN */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) if (gpio_request(11, "cam_pwdn") == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) omap_cfg_reg(N20_1610_GPIO11);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) gpio_direction_output(11, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) pr_debug("OSK+Mistral: CAM_PWDN is awol\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) /* omap_cfg_reg(P19_1610_GPIO6); */ /* BUSY */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) gpio_request(6, "ts_busy");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) gpio_direction_input(6);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) omap_cfg_reg(P20_1610_GPIO4); /* PENIRQ */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) gpio_request(4, "ts_int");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) gpio_direction_input(4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) irq_set_irq_type(gpio_to_irq(4), IRQ_TYPE_EDGE_FALLING);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) mistral_boardinfo[0].irq = gpio_to_irq(4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) spi_register_board_info(mistral_boardinfo,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) ARRAY_SIZE(mistral_boardinfo));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) /* the sideways button (SW1) is for use as a "wakeup" button
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) * NOTE: The Mistral board has the wakeup button (SW1) wired
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) * to the LCD 3.3V rail, which is powered down during suspend.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) * To allow this button to wake up the omap, work around this
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) * HW bug by rewiring SW1 to use the main 3.3V rail.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) omap_cfg_reg(N15_1610_MPUIO2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) if (gpio_request(OMAP_MPUIO(2), "wakeup") == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) int ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) int irq = gpio_to_irq(OMAP_MPUIO(2));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) gpio_direction_input(OMAP_MPUIO(2));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) irq_set_irq_type(irq, IRQ_TYPE_EDGE_RISING);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) /* share the IRQ in case someone wants to use the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) * button for more than wakeup from system sleep.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) ret = request_irq(irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) &osk_mistral_wake_interrupt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) IRQF_SHARED, "mistral_wakeup",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) &osk_mistral_wake_interrupt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) if (ret != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) gpio_free(OMAP_MPUIO(2));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) printk(KERN_ERR "OSK+Mistral: no wakeup irq, %d?\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) enable_irq_wake(irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) printk(KERN_ERR "OSK+Mistral: wakeup button is awol\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) /* LCD: backlight, and power; power controls other devices on the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) * board, like the touchscreen, EEPROM, and wakeup (!) switch.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) omap_cfg_reg(PWL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) if (gpio_request(2, "lcd_pwr") == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) gpio_direction_output(2, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) * GPIO based LEDs
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) omap_cfg_reg(P18_1610_GPIO3);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) omap_cfg_reg(MPUIO4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) i2c_register_board_info(1, mistral_i2c_board_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) ARRAY_SIZE(mistral_i2c_board_info));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) platform_add_devices(mistral_devices, ARRAY_SIZE(mistral_devices));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) static void __init osk_mistral_init(void) { }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) #define EMIFS_CS3_VAL (0x88013141)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) static void __init osk_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) u32 l;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) osk_init_smc91x();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) osk_init_cf();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) /* Workaround for wrong CS3 (NOR flash) timing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) * There are some U-Boot versions out there which configure
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) * wrong CS3 memory timings. This mainly leads to CRC
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) * or similar errors if you use NOR flash (e.g. with JFFS2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) l = omap_readl(EMIFS_CCS(3));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) if (l != EMIFS_CS3_VAL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) omap_writel(EMIFS_CS3_VAL, EMIFS_CCS(3));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) osk_flash_resource.end = osk_flash_resource.start = omap_cs3_phys();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) osk_flash_resource.end += SZ_32M - 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) osk5912_smc91x_resources[1].start = gpio_to_irq(0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) osk5912_smc91x_resources[1].end = gpio_to_irq(0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) osk5912_cf_resources[0].start = gpio_to_irq(62);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) osk5912_cf_resources[0].end = gpio_to_irq(62);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) platform_add_devices(osk5912_devices, ARRAY_SIZE(osk5912_devices));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) l = omap_readl(USB_TRANSCEIVER_CTRL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) l |= (3 << 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) omap_writel(l, USB_TRANSCEIVER_CTRL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) gpiod_add_lookup_table(&osk_usb_gpio_table);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) omap1_usb_init(&osk_usb_config);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) /* irq for tps65010 chip */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) /* bootloader effectively does: omap_cfg_reg(U19_1610_MPUIO1); */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) if (gpio_request(OMAP_MPUIO(1), "tps65010") == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) gpio_direction_input(OMAP_MPUIO(1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) omap_serial_init();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) osk_i2c_board_info[0].irq = gpio_to_irq(OMAP_MPUIO(1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) omap_register_i2c_bus(1, 400, osk_i2c_board_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) ARRAY_SIZE(osk_i2c_board_info));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) osk_mistral_init();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) #ifdef CONFIG_OMAP_OSK_MISTRAL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) omapfb_set_lcd_config(&osk_lcd_config);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) MACHINE_START(OMAP_OSK, "TI-OSK")
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) /* Maintainer: Dirk Behme <dirk.behme@de.bosch.com> */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) .atag_offset = 0x100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) .map_io = omap16xx_map_io,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) .init_early = omap1_init_early,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) .init_irq = omap1_init_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) .handle_irq = omap1_handle_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) .init_machine = osk_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) .init_late = omap1_init_late,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) .init_time = omap1_timer_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) .restart = omap1_restart,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) MACHINE_END
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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