samsung_sm8750/android_kernel_samsung_sm8750
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Add samsung specific changes

Browse Source
This commit is contained in:
Sascha Nesterovic
2025-08-11 14:29:00 +02:00
parent c66122e619
commit 4d134a1294
2688 changed files with 1127995 additions and 11475 deletions
Download Patch File Download Diff File Expand all files Collapse all files

81
drivers/nvmem/qfprom.c
View File

@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2015 Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
* Copyright (c) 2021,2024 Qualcomm Innovation Center, Inc. All rights reserved.
*/
#include <linux/clk.h>
@@ -125,6 +126,65 @@ static const struct qfprom_soc_compatible_data sc7280_qfprom = {
.nkeepout = ARRAY_SIZE(sc7280_qfprom_keepout)
};
static const struct nvmem_keepout sun_qfprom_keepout[] = {
{.start = 0x20, .end = 0x24},
{.start = 0x28, .end = 0x30},
{.start = 0x34, .end = 0x40},
{.start = 0x58, .end = 0x60},
{.start = 0x68, .end = 0x70},
{.start = 0x78, .end = 0x80},
{.start = 0x90, .end = 0x100},
{.start = 0x150, .end = 0x200},
{.start = 0x238, .end = 0x300},
{.start = 0x330, .end = 0x400},
{.start = 0x4e8, .end = 0x500},
{.start = 0x550, .end = 0x600},
{.start = 0x608, .end = 0x610},
{.start = 0x618, .end = 0x630},
{.start = 0x638, .end = 0x700},
{.start = 0x738, .end = 0x73c},
{.start = 0x74c, .end = 0x770},
{.start = 0x900, .end = 0x948},
{.start = 0xbf0, .end = 0xcf0},
{.start = 0xd00, .end = 0x1000},
};
static const struct qfprom_soc_compatible_data sun_qfprom = {
.keepout = sun_qfprom_keepout,
.nkeepout = ARRAY_SIZE(sun_qfprom_keepout)
};
static const struct nvmem_keepout ravelin_qfprom_keepout[] = {
{.start = 0x20, .end = 0x24},
{.start = 0x28, .end = 0x30},
{.start = 0x34, .end = 0x40},
{.start = 0x58, .end = 0x60},
{.start = 0x68, .end = 0x70},
{.start = 0x78, .end = 0x80},
{.start = 0x90, .end = 0x100},
{.start = 0x138, .end = 0x200},
{.start = 0x230, .end = 0x300},
{.start = 0x320, .end = 0x400},
{.start = 0x460, .end = 0x500},
{.start = 0x550, .end = 0x600},
{.start = 0x608, .end = 0x610},
{.start = 0x618, .end = 0x630},
{.start = 0x638, .end = 0x700},
{.start = 0x738, .end = 0x73c},
{.start = 0x748, .end = 0x770},
{.start = 0x7e8, .end = 0x800},
{.start = 0x888, .end = 0xa00},
{.start = 0xa38, .end = 0xb00},
{.start = 0xb08, .end = 0xb10},
{.start = 0xb18, .end = 0xd00},
{.start = 0xe18, .end = 0x1000}
};
static const struct qfprom_soc_compatible_data ravelin_qfprom = {
.keepout = ravelin_qfprom_keepout,
.nkeepout = ARRAY_SIZE(ravelin_qfprom_keepout)
};
/**
* qfprom_disable_fuse_blowing() - Undo enabling of fuse blowing.
* @priv: Our driver data.
@@ -322,15 +382,28 @@ static int qfprom_reg_read(void *context,
{
struct qfprom_priv *priv = context;
u8 *val = _val;
int i = 0, words = bytes;
int buf_start, buf_end, index, i = 0;
void __iomem *base = priv->qfpcorrected;
char *buffer = NULL;
u32 read_val;
if (read_raw_data && priv->qfpraw)
base = priv->qfpraw;
buf_start = ALIGN_DOWN(reg, 4);
buf_end = ALIGN(reg + bytes, 4);
buffer = kzalloc(buf_end - buf_start, GFP_KERNEL);
if (!buffer) {
pr_err("memory allocation failed in %s\n", __func__);
return -ENOMEM;
}
while (words--)
*val++ = readb(base + reg + i++);
for (index = buf_start; index < buf_end; index += 4, i += 4) {
read_val = readl_relaxed(base + index);
memcpy(buffer + i, &read_val, 4);
}
memcpy(val, buffer + reg % 4, bytes);
kfree(buffer);
return 0;
}
@@ -447,6 +520,8 @@ static const struct of_device_id qfprom_of_match[] = {
{ .compatible = "qcom,qfprom",},
{ .compatible = "qcom,sc7180-qfprom", .data = &sc7180_qfprom},
{ .compatible = "qcom,sc7280-qfprom", .data = &sc7280_qfprom},
{ .compatible = "qcom,sun-qfprom", .data = &sun_qfprom},
{ .compatible = "qcom,ravelin-qfprom", .data = &ravelin_qfprom},
{/* sentinel */},
};
MODULE_DEVICE_TABLE(of, qfprom_of_match);