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soc: rockchip: cpuinfo: Add support to parse 'cpu-code1'

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Change-Id: I080efaae76c28fd255c314fc9033efcc02457d4d
Signed-off-by: Finley Xiao <finley.xiao@rock-chips.com>
This commit is contained in:
Finley Xiao
2025-02-19 16:12:45 +08:00
parent 8edba5a8bc
commit 422fcf5068
1 changed files with 17 additions and 3 deletions
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20
drivers/soc/rockchip/rockchip-cpuinfo.c
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@@ -29,20 +29,34 @@ static int rockchip_cpuinfo_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
struct nvmem_cell *cell;
unsigned char *efuse_buf, buf[16];
bool is_cpu_code1_valid = false;
size_t len = 0;
int i;
cell = nvmem_cell_get(dev, "cpu-code");
cell = nvmem_cell_get(dev, "cpu-code1");
if (!IS_ERR(cell)) {
efuse_buf = nvmem_cell_read(cell, &len);
nvmem_cell_put(cell);
if (IS_ERR(efuse_buf))
return PTR_ERR(efuse_buf);
if (len == 2)
if (len == 2 && efuse_buf[0] && efuse_buf[1]) {
rockchip_set_cpu((efuse_buf[0] << 8 | efuse_buf[1]));
is_cpu_code1_valid = true;
}
kfree(efuse_buf);
}
if (!is_cpu_code1_valid) {
cell = nvmem_cell_get(dev, "cpu-code");
if (!IS_ERR(cell)) {
efuse_buf = nvmem_cell_read(cell, &len);
nvmem_cell_put(cell);
if (IS_ERR(efuse_buf))
return PTR_ERR(efuse_buf);
if (len == 2)
rockchip_set_cpu((efuse_buf[0] << 8 | efuse_buf[1]));
kfree(efuse_buf);
}
}
cell = nvmem_cell_get(dev, "cpu-version");
if (!IS_ERR(cell)) {