^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) * arch/arm/mach-spear6xx/spear6xx.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * SPEAr6XX machines common source file
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Copyright (C) 2009 ST Microelectronics
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * Rajeev Kumar<rajeev-dlh.kumar@st.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * Copyright 2012 Stefan Roese <sr@denx.de>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) * This file is licensed under the terms of the GNU General Public
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) * License version 2. This program is licensed "as is" without any
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) * warranty of any kind, whether express or implied.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/amba/pl08x.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <linux/clk.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/err.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <linux/of.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <linux/of_address.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <linux/of_platform.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include <linux/amba/pl080.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include <asm/mach/arch.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #include <asm/mach/time.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #include <asm/mach/map.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #include "pl080.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #include "generic.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #include <mach/spear.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #include <mach/misc_regs.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) /* dmac device registration */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) static struct pl08x_channel_data spear600_dma_info[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) .bus_id = "ssp1_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) .min_signal = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) .max_signal = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) .muxval = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) .bus_id = "ssp1_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) .min_signal = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) .max_signal = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) .muxval = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) .bus_id = "uart0_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) .min_signal = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) .max_signal = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) .muxval = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) .bus_id = "uart0_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) .min_signal = 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) .max_signal = 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) .muxval = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) .bus_id = "uart1_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) .min_signal = 4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) .max_signal = 4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) .muxval = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) .bus_id = "uart1_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) .min_signal = 5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) .max_signal = 5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) .muxval = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) .bus_id = "ssp2_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) .min_signal = 6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) .max_signal = 6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) .muxval = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) .bus_id = "ssp2_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) .min_signal = 7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) .max_signal = 7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) .muxval = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) .bus_id = "ssp0_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) .min_signal = 8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) .max_signal = 8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) .muxval = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) .bus_id = "ssp0_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) .min_signal = 9,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) .max_signal = 9,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) .muxval = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) .bus_id = "i2c_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) .min_signal = 10,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) .max_signal = 10,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) .muxval = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) .bus_id = "i2c_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) .min_signal = 11,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) .max_signal = 11,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) .muxval = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) .bus_id = "irda",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) .min_signal = 12,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) .max_signal = 12,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) .muxval = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) .bus_id = "adc",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) .min_signal = 13,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) .max_signal = 13,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) .muxval = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) .bus_id = "to_jpeg",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) .min_signal = 14,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) .max_signal = 14,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) .muxval = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) .bus_id = "from_jpeg",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) .min_signal = 15,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) .max_signal = 15,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) .muxval = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) .bus_id = "ras0_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) .min_signal = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) .max_signal = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) .muxval = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) .bus_id = "ras0_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) .min_signal = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) .max_signal = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) .muxval = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) .bus_id = "ras1_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) .min_signal = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) .max_signal = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) .muxval = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) .bus_id = "ras1_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) .min_signal = 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) .max_signal = 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) .muxval = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) .bus_id = "ras2_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) .min_signal = 4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) .max_signal = 4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) .muxval = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) .bus_id = "ras2_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) .min_signal = 5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) .max_signal = 5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) .muxval = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) .bus_id = "ras3_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) .min_signal = 6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) .max_signal = 6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) .muxval = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) .bus_id = "ras3_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) .min_signal = 7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) .max_signal = 7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) .muxval = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) .bus_id = "ras4_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) .min_signal = 8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) .max_signal = 8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) .muxval = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) .bus_id = "ras4_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) .min_signal = 9,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) .max_signal = 9,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) .muxval = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) .bus_id = "ras5_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) .min_signal = 10,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) .max_signal = 10,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) .muxval = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) .bus_id = "ras5_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) .min_signal = 11,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) .max_signal = 11,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) .muxval = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) .bus_id = "ras6_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) .min_signal = 12,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) .max_signal = 12,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) .muxval = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) .bus_id = "ras6_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) .min_signal = 13,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) .max_signal = 13,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) .muxval = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) .bus_id = "ras7_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) .min_signal = 14,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) .max_signal = 14,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) .muxval = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) .bus_id = "ras7_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) .min_signal = 15,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) .max_signal = 15,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) .muxval = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) .periph_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) .bus_id = "ext0_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) .min_signal = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) .max_signal = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) .muxval = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) .bus_id = "ext0_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) .min_signal = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) .max_signal = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) .muxval = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) .bus_id = "ext1_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) .min_signal = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) .max_signal = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) .muxval = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) .bus_id = "ext1_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) .min_signal = 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) .max_signal = 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) .muxval = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) .bus_id = "ext2_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) .min_signal = 4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) .max_signal = 4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) .muxval = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) .bus_id = "ext2_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) .min_signal = 5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) .max_signal = 5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) .muxval = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) .bus_id = "ext3_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) .min_signal = 6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) .max_signal = 6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) .muxval = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) .bus_id = "ext3_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) .min_signal = 7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) .max_signal = 7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) .muxval = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) .bus_id = "ext4_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) .min_signal = 8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) .max_signal = 8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) .muxval = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) .bus_id = "ext4_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) .min_signal = 9,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) .max_signal = 9,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) .muxval = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) .bus_id = "ext5_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) .min_signal = 10,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) .max_signal = 10,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) .muxval = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) .bus_id = "ext5_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) .min_signal = 11,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) .max_signal = 11,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) .muxval = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) .bus_id = "ext6_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) .min_signal = 12,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) .max_signal = 12,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) .muxval = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) .bus_id = "ext6_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) .min_signal = 13,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) .max_signal = 13,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) .muxval = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) .bus_id = "ext7_rx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) .min_signal = 14,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) .max_signal = 14,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) .muxval = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) .bus_id = "ext7_tx",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) .min_signal = 15,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) .max_signal = 15,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) .muxval = 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) .periph_buses = PL08X_AHB2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) static struct pl08x_platform_data spear6xx_pl080_plat_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) .memcpy_burst_size = PL08X_BURST_SZ_16,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) .memcpy_bus_width = PL08X_BUS_WIDTH_32_BITS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) .memcpy_prot_buff = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) .memcpy_prot_cache = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) .lli_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) .mem_buses = PL08X_AHB1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) .get_xfer_signal = pl080_get_signal,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) .put_xfer_signal = pl080_put_signal,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) .slave_channels = spear600_dma_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) .num_slave_channels = ARRAY_SIZE(spear600_dma_info),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) * Following will create 16MB static virtual/physical mappings
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) * PHYSICAL VIRTUAL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) * 0xF0000000 0xF0000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) * 0xF1000000 0xF1000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) * 0xD0000000 0xFD000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) * 0xFC000000 0xFC000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) struct map_desc spear6xx_io_desc[] __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) .virtual = (unsigned long)VA_SPEAR6XX_ML_CPU_BASE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) .pfn = __phys_to_pfn(SPEAR_ICM3_ML1_2_BASE),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) .length = 2 * SZ_16M,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) .type = MT_DEVICE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) .virtual = (unsigned long)VA_SPEAR_ICM1_2_BASE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) .pfn = __phys_to_pfn(SPEAR_ICM1_2_BASE),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) .length = SZ_16M,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) .type = MT_DEVICE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) }, {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) .virtual = (unsigned long)VA_SPEAR_ICM3_SMI_CTRL_BASE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) .pfn = __phys_to_pfn(SPEAR_ICM3_SMI_CTRL_BASE),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) .length = SZ_16M,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) .type = MT_DEVICE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) },
^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) /* This will create static memory mapping for selected devices */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) void __init spear6xx_map_io(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) iotable_init(spear6xx_io_desc, ARRAY_SIZE(spear6xx_io_desc));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) void __init spear6xx_timer_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) char pclk_name[] = "pll3_clk";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) struct clk *gpt_clk, *pclk;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) spear6xx_clk_init(MISC_BASE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) /* get the system timer clock */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) gpt_clk = clk_get_sys("gpt0", NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) if (IS_ERR(gpt_clk)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) pr_err("%s:couldn't get clk for gpt\n", __func__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) BUG();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) /* get the suitable parent clock for timer*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) pclk = clk_get(NULL, pclk_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) if (IS_ERR(pclk)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) pr_err("%s:couldn't get %s as parent for gpt\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) __func__, pclk_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) BUG();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) clk_set_parent(gpt_clk, pclk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) clk_put(gpt_clk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) clk_put(pclk);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) spear_setup_of_timer();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) /* Add auxdata to pass platform data */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) struct of_dev_auxdata spear6xx_auxdata_lookup[] __initdata = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) OF_DEV_AUXDATA("arm,pl080", SPEAR_ICM3_DMA_BASE, NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) &spear6xx_pl080_plat_data),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) {}
^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 void __init spear600_dt_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) of_platform_default_populate(NULL, spear6xx_auxdata_lookup, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) static const char *spear600_dt_board_compat[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) "st,spear600",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) NULL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) DT_MACHINE_START(SPEAR600_DT, "ST SPEAr600 (Flattened Device Tree)")
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) .map_io = spear6xx_map_io,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) .init_time = spear6xx_timer_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) .init_machine = spear600_dt_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) .restart = spear_restart,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) .dt_compat = spear600_dt_board_compat,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) MACHINE_END
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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