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openwrt/package/boot/uboot-d1/patches/0080-gpio-sunxi-Hack-up-the-driver-for-the-D1.patch
Zoltan HERPAI d41d9befb9 uboot-d1: add bootloader for upcoming d1 target
Add u-boot bootloader based on 2023.01 to support D1-based boards, currently:

 - Dongshan Nezha STU
 - LicheePi RV Dock
 - MangoPi MQ-Pro
 - Nezha D1

Signed-off-by: Zoltan HERPAI <wigyori@uid0.hu>
2024-02-29 16:50:20 +01:00

135 lines
3.3 KiB
Diff

From 28682ca027b9fa64f3de4cea99373642f36c4e6c Mon Sep 17 00:00:00 2001
From: Samuel Holland <samuel@sholland.org>
Date: Sun, 8 Aug 2021 19:32:14 -0500
Subject: [PATCH 80/90] gpio: sunxi: Hack up the driver for the D1
Signed-off-by: Samuel Holland <samuel@sholland.org>
---
arch/arm/include/asm/arch-sunxi/gpio.h | 12 ++++++++++--
arch/arm/mach-sunxi/pinmux.c | 8 +++++++-
drivers/gpio/sunxi_gpio.c | 3 +++
3 files changed, 20 insertions(+), 3 deletions(-)
--- a/arch/arm/include/asm/arch-sunxi/gpio.h
+++ b/arch/arm/include/asm/arch-sunxi/gpio.h
@@ -9,7 +9,9 @@
#define _SUNXI_GPIO_H
#include <linux/types.h>
+#if 0
#include <asm/arch/cpu.h>
+#endif
/*
* sunxi has 9 banks of gpio, they are:
@@ -55,30 +57,36 @@
struct sunxi_gpio {
u32 cfg[4];
u32 dat;
- u32 drv[2];
+ u32 drv[4];
u32 pull[2];
+ u32 reserved;
};
/* gpio interrupt control */
struct sunxi_gpio_int {
- u32 cfg[3];
+ u32 cfg[4];
u32 ctl;
u32 sta;
u32 deb; /* interrupt debounce */
+ u32 reserved;
};
+#if 0
struct sunxi_gpio_reg {
struct sunxi_gpio gpio_bank[SUNXI_GPIO_BANKS];
u8 res[0xbc];
struct sunxi_gpio_int gpio_int;
};
+#endif
#define SUN50I_H6_GPIO_POW_MOD_SEL 0x340
#define SUN50I_H6_GPIO_POW_MOD_VAL 0x348
+#if 0
#define BANK_TO_GPIO(bank) (((bank) < SUNXI_GPIO_L) ? \
&((struct sunxi_gpio_reg *)SUNXI_PIO_BASE)->gpio_bank[bank] : \
&((struct sunxi_gpio_reg *)SUNXI_R_PIO_BASE)->gpio_bank[(bank) - SUNXI_GPIO_L])
+#endif
#define GPIO_BANK(pin) ((pin) >> 5)
#define GPIO_NUM(pin) ((pin) & 0x1f)
--- a/arch/arm/mach-sunxi/pinmux.c
+++ b/arch/arm/mach-sunxi/pinmux.c
@@ -7,7 +7,7 @@
#include <common.h>
#include <asm/io.h>
-#include <asm/arch/gpio.h>
+//#include <asm/arch/gpio.h>
void sunxi_gpio_set_cfgbank(struct sunxi_gpio *pio, int bank_offset, u32 val)
{
@@ -17,6 +17,7 @@ void sunxi_gpio_set_cfgbank(struct sunxi
clrsetbits_le32(&pio->cfg[index], 0xf << offset, val << offset);
}
+#if !CONFIG_IS_ENABLED(DM_GPIO)
void sunxi_gpio_set_cfgpin(u32 pin, u32 val)
{
u32 bank = GPIO_BANK(pin);
@@ -24,6 +25,7 @@ void sunxi_gpio_set_cfgpin(u32 pin, u32
sunxi_gpio_set_cfgbank(pio, pin, val);
}
+#endif
int sunxi_gpio_get_cfgbank(struct sunxi_gpio *pio, int bank_offset)
{
@@ -37,6 +39,7 @@ int sunxi_gpio_get_cfgbank(struct sunxi_
return cfg & 0xf;
}
+#if !CONFIG_IS_ENABLED(DM_GPIO)
int sunxi_gpio_get_cfgpin(u32 pin)
{
u32 bank = GPIO_BANK(pin);
@@ -52,6 +55,7 @@ void sunxi_gpio_set_drv(u32 pin, u32 val
sunxi_gpio_set_drv_bank(pio, pin, val);
}
+#endif
void sunxi_gpio_set_drv_bank(struct sunxi_gpio *pio, u32 bank_offset, u32 val)
{
@@ -61,6 +65,7 @@ void sunxi_gpio_set_drv_bank(struct sunx
clrsetbits_le32(&pio->drv[index], 0x3 << offset, val << offset);
}
+#if !CONFIG_IS_ENABLED(DM_GPIO)
void sunxi_gpio_set_pull(u32 pin, u32 val)
{
u32 bank = GPIO_BANK(pin);
@@ -68,6 +73,7 @@ void sunxi_gpio_set_pull(u32 pin, u32 va
sunxi_gpio_set_pull_bank(pio, pin, val);
}
+#endif
void sunxi_gpio_set_pull_bank(struct sunxi_gpio *pio, int bank_offset, u32 val)
{
--- a/drivers/gpio/sunxi_gpio.c
+++ b/drivers/gpio/sunxi_gpio.c
@@ -18,6 +18,9 @@
#include <asm/gpio.h>
#include <dt-bindings/gpio/gpio.h>
+#include "../../arch/arm/include/asm/arch-sunxi/gpio.h"
+#include "../../arch/arm/mach-sunxi/pinmux.c"
+
#if !CONFIG_IS_ENABLED(DM_GPIO)
static int sunxi_gpio_output(u32 pin, u32 val)
{