mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-05 02:51:00 +00:00
ea36f110f7
Add the SOC ID for the S905Y2 to board info, see below for before/after tested with a Radxa Zero board: SoC: Amlogic Meson G12A (Unknown) Revision 28:b (30:2) SoC: Amlogic Meson G12A (S905Y2) Revision 28:b (30:2) Signed-off-by: Christian Hewitt <christianshewitt@gmail.com> Reviewed-by: Neil Armstrong <narmstrong@baylibre.com> Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
203 lines
4.7 KiB
C
203 lines
4.7 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* (C) Copyright 2019 Julien Masson <jmasson@baylibre.com>
|
|
* (C) Copyright 2019 Neil Armstrong <narmstrong@baylibre.com>
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <init.h>
|
|
#include <asm/global_data.h>
|
|
#include <asm/io.h>
|
|
#include <dm.h>
|
|
#include <linux/bitfield.h>
|
|
#include <regmap.h>
|
|
#include <syscon.h>
|
|
#include <linux/bitops.h>
|
|
#include <linux/err.h>
|
|
|
|
#define AO_SEC_SD_CFG8 0xe0
|
|
#define AO_SEC_SOCINFO_OFFSET AO_SEC_SD_CFG8
|
|
|
|
#define SOCINFO_MAJOR GENMASK(31, 24)
|
|
#define SOCINFO_PACK GENMASK(23, 16)
|
|
#define SOCINFO_MINOR GENMASK(15, 8)
|
|
#define SOCINFO_MISC GENMASK(7, 0)
|
|
|
|
static const struct meson_gx_soc_id {
|
|
const char *name;
|
|
unsigned int id;
|
|
} soc_ids[] = {
|
|
{ "GXBB", 0x1f },
|
|
{ "GXTVBB", 0x20 },
|
|
{ "GXL", 0x21 },
|
|
{ "GXM", 0x22 },
|
|
{ "TXL", 0x23 },
|
|
{ "TXLX", 0x24 },
|
|
{ "AXG", 0x25 },
|
|
{ "GXLX", 0x26 },
|
|
{ "TXHD", 0x27 },
|
|
{ "G12A", 0x28 },
|
|
{ "G12B", 0x29 },
|
|
{ "SM1", 0x2b },
|
|
{ "A1", 0x2c },
|
|
};
|
|
|
|
static const struct meson_gx_package_id {
|
|
const char *name;
|
|
unsigned int major_id;
|
|
unsigned int pack_id;
|
|
unsigned int pack_mask;
|
|
} soc_packages[] = {
|
|
{ "S905", 0x1f, 0, 0x20 }, /* pack_id != 0x20 */
|
|
{ "S905H", 0x1f, 0x3, 0xf }, /* pack_id & 0xf == 0x3 */
|
|
{ "S905M", 0x1f, 0x20, 0xf0 }, /* pack_id == 0x20 */
|
|
{ "S905D", 0x21, 0, 0xf0 },
|
|
{ "S905X", 0x21, 0x80, 0xf0 },
|
|
{ "S905W", 0x21, 0xa0, 0xf0 },
|
|
{ "S905L", 0x21, 0xc0, 0xf0 },
|
|
{ "S905M2", 0x21, 0xe0, 0xf0 },
|
|
{ "S805X", 0x21, 0x30, 0xf0 },
|
|
{ "S805Y", 0x21, 0xb0, 0xf0 },
|
|
{ "S912", 0x22, 0, 0x0 }, /* Only S912 is known for GXM */
|
|
{ "962X", 0x24, 0x10, 0xf0 },
|
|
{ "962E", 0x24, 0x20, 0xf0 },
|
|
{ "A113X", 0x25, 0x37, 0xff },
|
|
{ "A113D", 0x25, 0x22, 0xff },
|
|
{ "S905D2", 0x28, 0x10, 0xf0 },
|
|
{ "S905Y2", 0x28, 0x30, 0xf0 },
|
|
{ "S905X2", 0x28, 0x40, 0xf0 },
|
|
{ "A311D", 0x29, 0x10, 0xf0 },
|
|
{ "S922X", 0x29, 0x40, 0xf0 },
|
|
{ "S905D3", 0x2b, 0x4, 0xf5 },
|
|
{ "S905X3", 0x2b, 0x5, 0xf5 },
|
|
{ "S905X3", 0x2b, 0x10, 0x3f },
|
|
{ "S905D3", 0x2b, 0x30, 0x3f },
|
|
{ "A113L", 0x2c, 0x0, 0xf8 },
|
|
};
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
static inline unsigned int socinfo_to_major(u32 socinfo)
|
|
{
|
|
return FIELD_GET(SOCINFO_MAJOR, socinfo);
|
|
}
|
|
|
|
static inline unsigned int socinfo_to_minor(u32 socinfo)
|
|
{
|
|
return FIELD_GET(SOCINFO_MINOR, socinfo);
|
|
}
|
|
|
|
static inline unsigned int socinfo_to_pack(u32 socinfo)
|
|
{
|
|
return FIELD_GET(SOCINFO_PACK, socinfo);
|
|
}
|
|
|
|
static inline unsigned int socinfo_to_misc(u32 socinfo)
|
|
{
|
|
return FIELD_GET(SOCINFO_MISC, socinfo);
|
|
}
|
|
|
|
static const char *socinfo_to_package_id(u32 socinfo)
|
|
{
|
|
unsigned int pack = socinfo_to_pack(socinfo);
|
|
unsigned int major = socinfo_to_major(socinfo);
|
|
int i;
|
|
|
|
for (i = 0 ; i < ARRAY_SIZE(soc_packages) ; ++i) {
|
|
if (soc_packages[i].major_id == major &&
|
|
soc_packages[i].pack_id ==
|
|
(pack & soc_packages[i].pack_mask))
|
|
return soc_packages[i].name;
|
|
}
|
|
|
|
return "Unknown";
|
|
}
|
|
|
|
static const char *socinfo_to_soc_id(u32 socinfo)
|
|
{
|
|
unsigned int id = socinfo_to_major(socinfo);
|
|
int i;
|
|
|
|
for (i = 0 ; i < ARRAY_SIZE(soc_ids) ; ++i) {
|
|
if (soc_ids[i].id == id)
|
|
return soc_ids[i].name;
|
|
}
|
|
|
|
return "Unknown";
|
|
}
|
|
|
|
static void print_board_model(void)
|
|
{
|
|
const char *model;
|
|
model = fdt_getprop(gd->fdt_blob, 0, "model", NULL);
|
|
printf("Model: %s\n", model ? model : "Unknown");
|
|
}
|
|
|
|
static unsigned int get_socinfo(void)
|
|
{
|
|
struct regmap *regmap;
|
|
int nodeoffset, ret;
|
|
ofnode node;
|
|
unsigned int socinfo;
|
|
|
|
/* find the offset of compatible node */
|
|
nodeoffset = fdt_node_offset_by_compatible(gd->fdt_blob, -1,
|
|
"amlogic,meson-gx-ao-secure");
|
|
if (nodeoffset < 0)
|
|
return 0;
|
|
|
|
/* check if chip-id is available */
|
|
if (!fdt_getprop(gd->fdt_blob, nodeoffset, "amlogic,has-chip-id", NULL))
|
|
return 0;
|
|
|
|
/* get regmap from the syscon node */
|
|
node = offset_to_ofnode(nodeoffset);
|
|
regmap = syscon_node_to_regmap(node);
|
|
if (IS_ERR(regmap)) {
|
|
printf("%s: failed to get regmap\n", __func__);
|
|
return 0;
|
|
}
|
|
|
|
/* read soc info */
|
|
ret = regmap_read(regmap, AO_SEC_SOCINFO_OFFSET, &socinfo);
|
|
if (ret && !socinfo) {
|
|
printf("%s: invalid chipid value\n", __func__);
|
|
return 0;
|
|
}
|
|
|
|
return socinfo;
|
|
}
|
|
|
|
int show_board_info(void)
|
|
{
|
|
unsigned int socinfo;
|
|
|
|
/* print board information */
|
|
print_board_model();
|
|
|
|
socinfo = get_socinfo();
|
|
if (!socinfo)
|
|
return 0;
|
|
|
|
printf("SoC: Amlogic Meson %s (%s) Revision %x:%x (%x:%x)\n",
|
|
socinfo_to_soc_id(socinfo),
|
|
socinfo_to_package_id(socinfo),
|
|
socinfo_to_major(socinfo),
|
|
socinfo_to_minor(socinfo),
|
|
socinfo_to_pack(socinfo),
|
|
socinfo_to_misc(socinfo));
|
|
|
|
return 0;
|
|
}
|
|
|
|
int meson_get_soc_rev(char *buff, size_t buff_len)
|
|
{
|
|
unsigned int socinfo;
|
|
|
|
socinfo = get_socinfo();
|
|
if (!socinfo)
|
|
return -1;
|
|
|
|
/* Write SoC info */
|
|
return snprintf(buff, buff_len, "%x", socinfo_to_minor(socinfo));
|
|
}
|