Orange Pi5 kernel

Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards

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^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  * Copyright (C) ST-Ericsson SA 2010
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) #include <linux/io.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) #include <linux/random.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) #include <linux/of.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) #include <linux/of_address.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) #include <linux/sys_soc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) #include <asm/cputype.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) #include <asm/tlbflush.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) #include <asm/cacheflush.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) #include <asm/mach/map.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24)  * struct dbx500_asic_id - fields of the ASIC ID
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25)  * @process: the manufacturing process, 0x40 is 40 nm 0x00 is "standard"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26)  * @partnumber: hithereto 0x8500 for DB8500
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27)  * @revision: version code in the series
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) struct dbx500_asic_id {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) 	u16	partnumber;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) 	u8	revision;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) 	u8	process;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) static struct dbx500_asic_id dbx500_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) static unsigned int __init ux500_read_asicid(phys_addr_t addr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) 	void __iomem *virt = ioremap(addr, 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 	unsigned int asicid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) 	if (!virt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 		return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) 	asicid = readl(virt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 	iounmap(virt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 	return asicid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) static void ux500_print_soc_info(unsigned int asicid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 	unsigned int rev = dbx500_id.revision;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 	pr_info("DB%4x ", dbx500_id.partnumber);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 	if (rev == 0x01)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 		pr_cont("Early Drop");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 	else if (rev >= 0xA0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 		pr_cont("v%d.%d" , (rev >> 4) - 0xA + 1, rev & 0xf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 	else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 		pr_cont("Unknown");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 	pr_cont(" [%#010x]\n", asicid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) static unsigned int partnumber(unsigned int asicid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 	return (asicid >> 8) & 0xffff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73)  * SOC		MIDR		ASICID ADDRESS		ASICID VALUE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74)  * DB8500ed	0x410fc090	0x9001FFF4		0x00850001
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75)  * DB8500v1	0x411fc091	0x9001FFF4		0x008500A0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76)  * DB8500v1.1	0x411fc091	0x9001FFF4		0x008500A1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77)  * DB8500v2	0x412fc091	0x9001DBF4		0x008500B0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78)  * DB8520v2.2	0x412fc091	0x9001DBF4		0x008500B2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79)  * DB5500v1	0x412fc091	0x9001FFF4		0x005500A0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80)  * DB9540	0x413fc090	0xFFFFDBF4		0x009540xx
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) static void __init ux500_setup_id(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) 	unsigned int cpuid = read_cpuid_id();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 	unsigned int asicid = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 	phys_addr_t addr = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 	switch (cpuid) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 	case 0x410fc090: /* DB8500ed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 	case 0x411fc091: /* DB8500v1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 		addr = 0x9001FFF4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 	case 0x412fc091: /* DB8520 / DB8500v2 / DB5500v1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 		asicid = ux500_read_asicid(0x9001DBF4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 		if (partnumber(asicid) == 0x8500 ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 		    partnumber(asicid) == 0x8520)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 			/* DB8500v2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 		/* DB5500v1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 		addr = 0x9001FFF4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 	case 0x413fc090: /* DB9540 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 		addr = 0xFFFFDBF4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 	if (addr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 		asicid = ux500_read_asicid(addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 	if (!asicid) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 		pr_err("Unable to identify SoC\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 		BUG();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 	dbx500_id.process = asicid >> 24;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 	dbx500_id.partnumber = partnumber(asicid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 	dbx500_id.revision = asicid & 0xff;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 	ux500_print_soc_info(asicid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) static const char * __init ux500_get_machine(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 	return kasprintf(GFP_KERNEL, "DB%4x", dbx500_id.partnumber);
^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 const char * __init ux500_get_family(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 	return kasprintf(GFP_KERNEL, "ux500");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) static const char * __init ux500_get_revision(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 	unsigned int rev = dbx500_id.revision;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 	if (rev == 0x01)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 		return kasprintf(GFP_KERNEL, "%s", "ED");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 	else if (rev >= 0xA0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 		return kasprintf(GFP_KERNEL, "%d.%d",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 				 (rev >> 4) - 0xA + 1, rev & 0xf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 	return kasprintf(GFP_KERNEL, "%s", "Unknown");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) static ssize_t
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) process_show(struct device *dev, struct device_attribute *attr, char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) 	if (dbx500_id.process == 0x00)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 		return sprintf(buf, "Standard\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 	return sprintf(buf, "%02xnm\n", dbx500_id.process);
^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 DEVICE_ATTR_RO(process);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) static struct attribute *ux500_soc_attrs[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 	&dev_attr_process.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 	NULL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) ATTRIBUTE_GROUPS(ux500_soc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) static const char *db8500_read_soc_id(struct device_node *backupram)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 	void __iomem *base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 	void __iomem *uid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 	const char *retstr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 	base = of_iomap(backupram, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 	if (!base)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 		return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 	uid = base + 0x1fc0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 	/* Throw these device-specific numbers into the entropy pool */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 	add_device_randomness(uid, 0x14);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 	retstr = kasprintf(GFP_KERNEL, "%08x%08x%08x%08x%08x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 			 readl((u32 *)uid+0),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 			 readl((u32 *)uid+1), readl((u32 *)uid+2),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 			 readl((u32 *)uid+3), readl((u32 *)uid+4));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 	iounmap(base);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 	return retstr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) static void __init soc_info_populate(struct soc_device_attribute *soc_dev_attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 				     struct device_node *backupram)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 	soc_dev_attr->soc_id   = db8500_read_soc_id(backupram);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 	soc_dev_attr->machine  = ux500_get_machine();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 	soc_dev_attr->family   = ux500_get_family();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 	soc_dev_attr->revision = ux500_get_revision();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) 	soc_dev_attr->custom_attr_group = ux500_soc_groups[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) static int __init ux500_soc_device_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 	struct soc_device *soc_dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) 	struct soc_device_attribute *soc_dev_attr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) 	struct device_node *backupram;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 	backupram = of_find_compatible_node(NULL, NULL, "ste,dbx500-backupram");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 	if (!backupram)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 		return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 	ux500_setup_id();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 	soc_dev_attr = kzalloc(sizeof(*soc_dev_attr), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 	if (!soc_dev_attr) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 		of_node_put(backupram);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) 		return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) 	soc_info_populate(soc_dev_attr, backupram);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) 	of_node_put(backupram);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) 	soc_dev = soc_device_register(soc_dev_attr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 	if (IS_ERR(soc_dev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 	        kfree(soc_dev_attr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 		return PTR_ERR(soc_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) subsys_initcall(ux500_soc_device_init);