From d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 02:45:28 +0000
Subject: [PATCH] add boot partition size
---
kernel/drivers/soc/sunxi/sunxi_sram.c | 51 ++++++++++++++++++++++-----------------------------
1 files changed, 22 insertions(+), 29 deletions(-)
diff --git a/kernel/drivers/soc/sunxi/sunxi_sram.c b/kernel/drivers/soc/sunxi/sunxi_sram.c
index b4b0f34..443e38e 100644
--- a/kernel/drivers/soc/sunxi/sunxi_sram.c
+++ b/kernel/drivers/soc/sunxi/sunxi_sram.c
@@ -78,8 +78,8 @@
static struct sunxi_sram_desc sun50i_a64_sram_c = {
.data = SUNXI_SRAM_DATA("C", 0x4, 24, 1,
- SUNXI_SRAM_MAP(0, 1, "cpu"),
- SUNXI_SRAM_MAP(1, 0, "de2")),
+ SUNXI_SRAM_MAP(1, 0, "cpu"),
+ SUNXI_SRAM_MAP(0, 1, "de2")),
};
static const struct of_device_id sunxi_sram_dt_ids[] = {
@@ -155,17 +155,7 @@
return 0;
}
-static int sunxi_sram_open(struct inode *inode, struct file *file)
-{
- return single_open(file, sunxi_sram_show, inode->i_private);
-}
-
-static const struct file_operations sunxi_sram_fops = {
- .open = sunxi_sram_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(sunxi_sram);
static inline struct sunxi_sram_desc *to_sram_desc(const struct sunxi_sram_data *data)
{
@@ -204,7 +194,7 @@
if (!data) {
ret = -EINVAL;
goto err;
- };
+ }
for (func = data->func; func->func; func++) {
if (val == func->val) {
@@ -264,6 +254,7 @@
writel(val | ((device << sram_data->offset) & mask),
base + sram_data->reg);
+ sram_desc->claimed = true;
spin_unlock(&sram_lock);
return 0;
@@ -300,6 +291,10 @@
/* Nothing special */
};
+static const struct sunxi_sramc_variant sun8i_h3_sramc_variant = {
+ .has_emac_clock = true,
+};
+
static const struct sunxi_sramc_variant sun50i_a64_sramc_variant = {
.has_emac_clock = true,
};
@@ -324,12 +319,11 @@
.writeable_reg = sunxi_sram_regmap_accessible_reg,
};
-static int sunxi_sram_probe(struct platform_device *pdev)
+static int __init sunxi_sram_probe(struct platform_device *pdev)
{
- struct resource *res;
- struct dentry *d;
struct regmap *emac_clock;
const struct sunxi_sramc_variant *variant;
+ struct device *dev = &pdev->dev;
sram_dev = &pdev->dev;
@@ -337,17 +331,9 @@
if (!variant)
return -EINVAL;
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- base = devm_ioremap_resource(&pdev->dev, res);
+ base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(base))
return PTR_ERR(base);
-
- of_platform_populate(pdev->dev.of_node, NULL, NULL, &pdev->dev);
-
- d = debugfs_create_file("sram", S_IRUGO, NULL, NULL,
- &sunxi_sram_fops);
- if (!d)
- return -ENOMEM;
if (variant->has_emac_clock) {
emac_clock = devm_regmap_init_mmio(&pdev->dev, base,
@@ -356,6 +342,10 @@
if (IS_ERR(emac_clock))
return PTR_ERR(emac_clock);
}
+
+ of_platform_populate(dev->of_node, NULL, NULL, dev);
+
+ debugfs_create_file("sram", 0444, NULL, NULL, &sunxi_sram_fops);
return 0;
}
@@ -379,7 +369,7 @@
},
{
.compatible = "allwinner,sun8i-h3-system-control",
- .data = &sun4i_a10_sramc_variant,
+ .data = &sun8i_h3_sramc_variant,
},
{
.compatible = "allwinner,sun50i-a64-sram-controller",
@@ -387,6 +377,10 @@
},
{
.compatible = "allwinner,sun50i-a64-system-control",
+ .data = &sun50i_a64_sramc_variant,
+ },
+ {
+ .compatible = "allwinner,sun50i-h5-system-control",
.data = &sun50i_a64_sramc_variant,
},
{ },
@@ -398,9 +392,8 @@
.name = "sunxi-sram",
.of_match_table = sunxi_sram_dt_match,
},
- .probe = sunxi_sram_probe,
};
-module_platform_driver(sunxi_sram_driver);
+builtin_platform_driver_probe(sunxi_sram_driver, sunxi_sram_probe);
MODULE_AUTHOR("Maxime Ripard <maxime.ripard@free-electrons.com>");
MODULE_DESCRIPTION("Allwinner sunXi SRAM Controller Driver");
--
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