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-rw-r--r--target/linux/ramips/patches-3.8/0204-owrt-MIPS-ralink-add-usb-platform-support.patch325
1 files changed, 0 insertions, 325 deletions
diff --git a/target/linux/ramips/patches-3.8/0204-owrt-MIPS-ralink-add-usb-platform-support.patch b/target/linux/ramips/patches-3.8/0204-owrt-MIPS-ralink-add-usb-platform-support.patch
deleted file mode 100644
index 0fedc91b77..0000000000
--- a/target/linux/ramips/patches-3.8/0204-owrt-MIPS-ralink-add-usb-platform-support.patch
+++ /dev/null
@@ -1,325 +0,0 @@
-From d7e679017ec92824145b275572f6ef83d461f076 Mon Sep 17 00:00:00 2001
-From: John Crispin <blogic@openwrt.org>
-Date: Tue, 19 Mar 2013 09:26:22 +0100
-Subject: [PATCH 204/208] owrt: MIPS: ralink: add usb platform support
-
-Add code to load the platform ehci/ohci driver on Ralink SoC. For the usb core
-to work we need to populate the platform_data during boot, prior to the usb
-driver being loaded.
-
-Signed-off-by: John Crispin <blogic@openwrt.org>
----
- arch/mips/ralink/Makefile | 4 +-
- arch/mips/ralink/common.h | 1 +
- arch/mips/ralink/mt7620.c | 5 ++
- arch/mips/ralink/of.c | 1 +
- arch/mips/ralink/rt305x-usb.c | 120 +++++++++++++++++++++++++++++++++++++++++
- arch/mips/ralink/rt3883-usb.c | 118 ++++++++++++++++++++++++++++++++++++++++
- 6 files changed, 247 insertions(+), 2 deletions(-)
- create mode 100644 arch/mips/ralink/rt305x-usb.c
- create mode 100644 arch/mips/ralink/rt3883-usb.c
-
---- a/arch/mips/ralink/Makefile
-+++ b/arch/mips/ralink/Makefile
-@@ -9,8 +9,8 @@
- obj-y := prom.o of.o reset.o clk.o irq.o pinmux.o timer.o
-
- obj-$(CONFIG_SOC_RT288X) += rt288x.o
--obj-$(CONFIG_SOC_RT305X) += rt305x.o
--obj-$(CONFIG_SOC_RT3883) += rt3883.o
-+obj-$(CONFIG_SOC_RT305X) += rt305x.o rt305x-usb.o
-+obj-$(CONFIG_SOC_RT3883) += rt3883.o rt3883-usb.o
- obj-$(CONFIG_SOC_MT7620) += mt7620.o
-
- obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
---- a/arch/mips/ralink/common.h
-+++ b/arch/mips/ralink/common.h
-@@ -51,5 +51,6 @@ extern void prom_soc_init(struct ralink_
- __iomem void *plat_of_remap_node(const char *node);
-
- void ralink_pinmux(void);
-+void ralink_usb_platform(void);
-
- #endif /* _RALINK_COMMON_H__ */
---- a/arch/mips/ralink/mt7620.c
-+++ b/arch/mips/ralink/mt7620.c
-@@ -140,6 +140,11 @@ struct ralink_pinmux rt_gpio_pinmux = {
- .uart_mask = MT7620_GPIO_MODE_GPIO,
- };
-
-+void ralink_usb_platform(void)
-+{
-+
-+}
-+
- void __init ralink_clk_init(void)
- {
- unsigned long cpu_rate, sys_rate;
---- a/arch/mips/ralink/of.c
-+++ b/arch/mips/ralink/of.c
-@@ -111,6 +111,7 @@ static int __init plat_of_setup(void)
- panic("failed to populate DT\n");
-
- ralink_pinmux();
-+ ralink_usb_platform();
-
- return 0;
- }
---- /dev/null
-+++ b/arch/mips/ralink/rt305x-usb.c
-@@ -0,0 +1,120 @@
-+/*
-+ * This program is free software; you can redistribute it and/or modify it
-+ * under the terms of the GNU General Public License version 2 as published
-+ * by the Free Software Foundation.
-+ *
-+ * Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
-+ * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
-+ */
-+
-+#include <linux/kernel.h>
-+#include <linux/init.h>
-+#include <linux/module.h>
-+
-+#include <linux/delay.h>
-+#include <linux/of_platform.h>
-+#include <linux/dma-mapping.h>
-+#include <linux/usb/ehci_pdriver.h>
-+#include <linux/usb/ohci_pdriver.h>
-+
-+#include <asm/mach-ralink/ralink_regs.h>
-+#include <asm/mach-ralink/rt305x.h>
-+
-+static atomic_t rt3352_usb_pwr_ref = ATOMIC_INIT(0);
-+
-+static int rt3352_usb_power_on(struct platform_device *pdev)
-+{
-+
-+ if (atomic_inc_return(&rt3352_usb_pwr_ref) == 1) {
-+ u32 t;
-+
-+ t = rt_sysc_r32(RT3352_SYSC_REG_USB_PS);
-+
-+ /* enable clock for port0's and port1's phys */
-+ t = rt_sysc_r32(RT3352_SYSC_REG_CLKCFG1);
-+ t |= RT3352_CLKCFG1_UPHY0_CLK_EN | RT3352_CLKCFG1_UPHY1_CLK_EN;
-+ rt_sysc_w32(t, RT3352_SYSC_REG_CLKCFG1);
-+ mdelay(500);
-+
-+ /* pull USBHOST and USBDEV out from reset */
-+ t = rt_sysc_r32(RT3352_SYSC_REG_RSTCTRL);
-+ t &= ~(RT3352_RSTCTRL_UHST | RT3352_RSTCTRL_UDEV);
-+ rt_sysc_w32(t, RT3352_SYSC_REG_RSTCTRL);
-+ mdelay(500);
-+
-+ /* enable host mode */
-+ t = rt_sysc_r32(RT3352_SYSC_REG_SYSCFG1);
-+ t |= RT3352_SYSCFG1_USB0_HOST_MODE;
-+ rt_sysc_w32(t, RT3352_SYSC_REG_SYSCFG1);
-+
-+ t = rt_sysc_r32(RT3352_SYSC_REG_USB_PS);
-+ }
-+
-+ return 0;
-+}
-+
-+static void rt3352_usb_power_off(struct platform_device *pdev)
-+{
-+ if (atomic_dec_return(&rt3352_usb_pwr_ref) == 0) {
-+ u32 t;
-+
-+ /* put USBHOST and USBDEV into reset */
-+ t = rt_sysc_r32(RT3352_SYSC_REG_RSTCTRL);
-+ t |= RT3352_RSTCTRL_UHST | RT3352_RSTCTRL_UDEV;
-+ rt_sysc_w32(t, RT3352_SYSC_REG_RSTCTRL);
-+ udelay(10000);
-+
-+ /* disable clock for port0's and port1's phys*/
-+ t = rt_sysc_r32(RT3352_SYSC_REG_CLKCFG1);
-+ t &= ~(RT3352_CLKCFG1_UPHY0_CLK_EN | RT3352_CLKCFG1_UPHY1_CLK_EN);
-+ rt_sysc_w32(t, RT3352_SYSC_REG_CLKCFG1);
-+ udelay(10000);
-+ }
-+}
-+
-+static struct usb_ehci_pdata rt3352_ehci_data = {
-+ .power_on = rt3352_usb_power_on,
-+ .power_off = rt3352_usb_power_off,
-+};
-+
-+static struct usb_ohci_pdata rt3352_ohci_data = {
-+ .power_on = rt3352_usb_power_on,
-+ .power_off = rt3352_usb_power_off,
-+};
-+
-+static void ralink_add_usb(char *name, void *pdata, u64 *mask)
-+{
-+ struct device_node *node;
-+ struct platform_device *pdev;
-+
-+ node = of_find_compatible_node(NULL, NULL, name);
-+ if (!node)
-+ return;
-+
-+ pdev = of_find_device_by_node(node);
-+ if (!pdev)
-+ goto error_out;
-+
-+ if (pdata)
-+ pdev->dev.platform_data = pdata;
-+ if (mask) {
-+ pdev->dev.dma_mask = mask;
-+ pdev->dev.coherent_dma_mask = *mask;
-+ }
-+
-+error_out:
-+ of_node_put(node);
-+}
-+
-+static u64 rt3352_ohci_dmamask = DMA_BIT_MASK(32);
-+static u64 rt3352_ehci_dmamask = DMA_BIT_MASK(32);
-+
-+void ralink_usb_platform(void)
-+{
-+ if (soc_is_rt3352() || soc_is_rt5350()) {
-+ ralink_add_usb("ohci-platform",
-+ &rt3352_ohci_data, &rt3352_ohci_dmamask);
-+ ralink_add_usb("ehci-platform",
-+ &rt3352_ehci_data, &rt3352_ehci_dmamask);
-+ }
-+}
---- /dev/null
-+++ b/arch/mips/ralink/rt3883-usb.c
-@@ -0,0 +1,118 @@
-+/*
-+ * This program is free software; you can redistribute it and/or modify it
-+ * under the terms of the GNU General Public License version 2 as published
-+ * by the Free Software Foundation.
-+ *
-+ * Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
-+ * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
-+ */
-+
-+#include <linux/kernel.h>
-+#include <linux/init.h>
-+#include <linux/module.h>
-+
-+#include <linux/delay.h>
-+#include <linux/of_platform.h>
-+#include <linux/dma-mapping.h>
-+#include <linux/usb/ehci_pdriver.h>
-+#include <linux/usb/ohci_pdriver.h>
-+
-+#include <asm/mach-ralink/ralink_regs.h>
-+#include <asm/mach-ralink/rt3883.h>
-+
-+static atomic_t rt3883_usb_pwr_ref = ATOMIC_INIT(0);
-+
-+static int rt3883_usb_power_on(struct platform_device *pdev)
-+{
-+ if (atomic_inc_return(&rt3883_usb_pwr_ref) == 1) {
-+ u32 t;
-+
-+ t = rt_sysc_r32(RT3883_SYSC_REG_USB_PS);
-+
-+ /* enable clock for port0's and port1's phys */
-+ t = rt_sysc_r32(RT3883_SYSC_REG_CLKCFG1);
-+ t |= RT3883_CLKCFG1_UPHY0_CLK_EN | RT3883_CLKCFG1_UPHY1_CLK_EN;
-+ rt_sysc_w32(t, RT3883_SYSC_REG_CLKCFG1);
-+ mdelay(500);
-+
-+ /* pull USBHOST and USBDEV out from reset */
-+ t = rt_sysc_r32(RT3883_SYSC_REG_RSTCTRL);
-+ t &= ~(RT3883_RSTCTRL_UHST | RT3883_RSTCTRL_UDEV);
-+ rt_sysc_w32(t, RT3883_SYSC_REG_RSTCTRL);
-+ mdelay(500);
-+
-+ /* enable host mode */
-+ t = rt_sysc_r32(RT3883_SYSC_REG_SYSCFG1);
-+ t |= RT3883_SYSCFG1_USB0_HOST_MODE;
-+ rt_sysc_w32(t, RT3883_SYSC_REG_SYSCFG1);
-+
-+ t = rt_sysc_r32(RT3883_SYSC_REG_USB_PS);
-+ }
-+
-+ return 0;
-+}
-+
-+static void rt3883_usb_power_off(struct platform_device *pdev)
-+{
-+ if (atomic_dec_return(&rt3883_usb_pwr_ref) == 0) {
-+ u32 t;
-+
-+ /* put USBHOST and USBDEV into reset */
-+ t = rt_sysc_r32(RT3883_SYSC_REG_RSTCTRL);
-+ t |= RT3883_RSTCTRL_UHST | RT3883_RSTCTRL_UDEV;
-+ rt_sysc_w32(t, RT3883_SYSC_REG_RSTCTRL);
-+ udelay(10000);
-+
-+ /* disable clock for port0's and port1's phys*/
-+ t = rt_sysc_r32(RT3883_SYSC_REG_CLKCFG1);
-+ t &= ~(RT3883_CLKCFG1_UPHY0_CLK_EN |
-+ RT3883_CLKCFG1_UPHY1_CLK_EN);
-+ rt_sysc_w32(t, RT3883_SYSC_REG_CLKCFG1);
-+ udelay(10000);
-+ }
-+}
-+
-+static struct usb_ohci_pdata rt3883_ohci_data = {
-+ .power_on = rt3883_usb_power_on,
-+ .power_off = rt3883_usb_power_off,
-+};
-+
-+static struct usb_ehci_pdata rt3883_ehci_data = {
-+ .power_on = rt3883_usb_power_on,
-+ .power_off = rt3883_usb_power_off,
-+};
-+
-+static void ralink_add_usb(char *name, void *pdata, u64 *mask)
-+{
-+ struct device_node *node;
-+ struct platform_device *pdev;
-+
-+ node = of_find_compatible_node(NULL, NULL, name);
-+ if (!node)
-+ return;
-+
-+ pdev = of_find_device_by_node(node);
-+ if (!pdev)
-+ goto error_out;
-+
-+ if (pdata)
-+ pdev->dev.platform_data = pdata;
-+ if (mask) {
-+ pdev->dev.dma_mask = mask;
-+ pdev->dev.coherent_dma_mask = *mask;
-+ }
-+
-+error_out:
-+ of_node_put(node);
-+}
-+
-+static u64 rt3883_ohci_dmamask = DMA_BIT_MASK(32);
-+static u64 rt3883_ehci_dmamask = DMA_BIT_MASK(32);
-+
-+void ralink_usb_platform(void)
-+{
-+ ralink_add_usb("ohci-platform",
-+ &rt3883_ohci_data, &rt3883_ohci_dmamask);
-+ ralink_add_usb("ehci-platform",
-+ &rt3883_ehci_data, &rt3883_ehci_dmamask);
-+}
---- a/arch/mips/ralink/rt288x.c
-+++ b/arch/mips/ralink/rt288x.c
-@@ -74,6 +74,11 @@ struct ralink_pinmux rt_gpio_pinmux = {
- .wdt_reset = rt288x_wdt_reset,
- };
-
-+void ralink_usb_platform(void)
-+{
-+
-+}
-+
- void __init ralink_clk_init(void)
- {
- unsigned long cpu_rate;
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-03 02:59:46 +0000