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imx6: add missing patches (r37363)

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SVN-Revision: 37364
This commit is contained in:
Luka Perkov 2013-07-15 23:44:26 +00:00
parent af6eb6cc8c
commit 6a985ed219
3 changed files with 338 additions and 0 deletions
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57
target/linux/imx6/patches-3.10/020-marvell-sky2-macdt.patch Normal file
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@ -0,0 +1,57 @@
--- a/drivers/net/ethernet/marvell/sky2.c
+++ b/drivers/net/ethernet/marvell/sky2.c
@@ -44,6 +44,8 @@
#include <linux/prefetch.h>
#include <linux/debugfs.h>
#include <linux/mii.h>
+#include <linux/of_device.h>
+#include <linux/of_net.h>
#include <asm/irq.h>
@@ -4748,6 +4750,7 @@ static struct net_device *sky2_init_netd
{
struct sky2_port *sky2;
struct net_device *dev = alloc_etherdev(sizeof(*sky2));
+ unsigned char *iap, tmpaddr[ETH_ALEN];
if (!dev)
return NULL;
@@ -4802,8 +4805,36 @@ static struct net_device *sky2_init_netd
dev->features |= dev->hw_features;
+ /*
+ * try to get mac address in the following order:
+ * 1) from device tree data
+ * 2) from internal registers set by bootloader
+ */
+ iap = NULL;
+#ifdef CONFIG_OF
+ struct device_node *np;
+ np = of_find_node_by_path("/aliases");
+ if (np) {
+ const char *path = of_get_property(np, "sky2", NULL);
+ if (path)
+ np = of_find_node_by_path(path);
+ if (np)
+ path = of_get_mac_address(np);
+ if (path)
+ iap = (unsigned char *) path;
+ }
+#endif
+
+ /*
+ * 2) mac registers set by bootloader
+ */
+ if (!iap || !is_valid_ether_addr(iap)) {
+ memcpy_fromio(&tmpaddr, hw->regs + B2_MAC_1 + port * 8, ETH_ALEN);
+ iap = &tmpaddr[0];
+ }
+
/* read the mac address */
- memcpy_fromio(dev->dev_addr, hw->regs + B2_MAC_1 + port * 8, ETH_ALEN);
+ memcpy(dev->dev_addr, iap, ETH_ALEN);
return dev;
}

190
target/linux/imx6/patches-3.10/110-gw5400-a.patch Normal file
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@ -0,0 +1,190 @@
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -117,6 +117,7 @@ dtb-$(CONFIG_ARCH_MXC) += \
imx6dl-sabresd.dtb \
imx6dl-wandboard.dtb \
imx6q-arm2.dtb \
+ imx6q-gw5400-a.dtb \
imx6q-sabreauto.dtb \
imx6q-sabrelite.dtb \
imx6q-sabresd.dtb \
--- a/arch/arm/boot/dts/imx6q.dtsi
+++ b/arch/arm/boot/dts/imx6q.dtsi
@@ -94,6 +94,14 @@
MX6Q_PAD_CSI0_DAT6__AUD3_TXFS 0x80000000
>;
};
+
+ pinctrl_audmux_3: audmux-3 {
+ fsl,pins = <
+ MX6Q_PAD_DISP0_DAT19__AUD5_RXD 0x80000000
+ MX6Q_PAD_EIM_D25__AUD5_RXC 0x80000000
+ MX6Q_PAD_DISP0_DAT18__AUD5_TXFS 0x80000000
+ >;
+ };
};
ecspi1 {
@@ -201,6 +209,12 @@
MX6Q_PAD_EIM_D16__I2C2_SDA 0x4001b8b1
>;
};
+ pinctrl_i2c2_2: i2c2grp-2 {
+ fsl,pins = <
+ MX6Q_PAD_KEY_COL3__I2C2_SCL 0x4001b8b1
+ MX6Q_PAD_KEY_ROW3__I2C2_SDA 0x4001b8b1
+ >;
+ };
};
i2c3 {
@@ -210,6 +224,12 @@
MX6Q_PAD_EIM_D18__I2C3_SDA 0x4001b8b1
>;
};
+ pinctrl_i2c3_2: i2c3grp-2 {
+ fsl,pins = <
+ MX6Q_PAD_GPIO_3__I2C3_SCL 0x4001b8b1
+ MX6Q_PAD_GPIO_6__I2C3_SDA 0x4001b8b1
+ >;
+ };
};
uart1 {
@@ -219,6 +239,12 @@
MX6Q_PAD_CSI0_DAT11__UART1_RX_DATA 0x1b0b1
>;
};
+ pinctrl_uart1_2: uart1grp-2 {
+ fsl,pins = <
+ MX6Q_PAD_SD3_DAT7__UART1_TX_DATA 0x1b0b1
+ MX6Q_PAD_SD3_DAT6__UART1_RX_DATA 0x1b0b1
+ >;
+ };
};
uart2 {
@@ -228,6 +254,21 @@
MX6Q_PAD_EIM_D27__UART2_RX_DATA 0x1b0b1
>;
};
+ pinctrl_uart2_2: uart2grp-2 {
+ fsl,pins = <
+ MX6Q_PAD_SD4_DAT7__UART2_TX_DATA 0x1b0b1
+ MX6Q_PAD_SD4_DAT4__UART2_RX_DATA 0x1b0b1
+ >;
+ };
+ };
+
+ uart3 {
+ pinctrl_uart3_1: uart3grp-1 {
+ fsl,pins = <
+ MX6Q_PAD_SD4_CMD__UART3_TX_DATA 0x1b0b1
+ MX6Q_PAD_SD4_CLK__UART3_RX_DATA 0x1b0b1
+ >;
+ };
};
uart4 {
@@ -238,6 +279,15 @@
>;
};
};
+
+ uart5 {
+ pinctrl_uart5_1: uart5grp-1 {
+ fsl,pins = <
+ MX6Q_PAD_KEY_COL1__UART5_TX_DATA 0x1b0b1
+ MX6Q_PAD_KEY_ROW1__UART5_RX_DATA 0x1b0b1
+ >;
+ };
+ };
usbotg {
pinctrl_usbotg_1: usbotggrp-1 {
--- a/arch/arm/mach-imx/mach-imx6q.c
+++ b/arch/arm/mach-imx/mach-imx6q.c
@@ -25,6 +25,7 @@
#include <linux/of_irq.h>
#include <linux/of_platform.h>
#include <linux/opp.h>
+#include <linux/pci.h>
#include <linux/phy.h>
#include <linux/regmap.h>
#include <linux/micrel_phy.h>
@@ -145,6 +146,65 @@ static void __init imx6q_sabrelite_init(
imx6q_sabrelite_cko1_setup();
}
+/*
+ * fixup for PEX 8909 bridge to configure GPIO1-7 as output High
+ * as they are used for slots1-7 PERST#
+ */
+static void mx6_ventana_pciesw_early_fixup(struct pci_dev *dev)
+{
+ u32 dw;
+
+ if (!of_machine_is_compatible("gw,ventana"))
+ return;
+
+ if (dev->devfn != 0)
+ return;
+
+ pci_read_config_dword(dev, 0x62c, &dw);
+ dw |= 0xaaa8; // GPIO1-7 outputs
+ pci_write_config_dword(dev, 0x62c, dw);
+
+ pci_read_config_dword(dev, 0x644, &dw);
+ dw |= 0xfe; // GPIO1-7 output high
+ pci_write_config_dword(dev, 0x644, dw);
+}
+DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_PLX, 0x8609,
+ mx6_ventana_pciesw_early_fixup);
+
+/*
+ * configure PCIe core clock and PCIe ref clock
+ *
+ * TODO: disable CLK1 output and use CLK2 input from si52147 as PCIe ref
+ */
+static void __init imx6q_ventana_pcie_setup(void)
+{
+ struct clk *axi_sel, *axi, *ref;
+
+ axi_sel = clk_get_sys(NULL, "pcie_axi_sel");
+ axi = clk_get_sys(NULL, "axi");
+ ref = clk_get_sys(NULL, "pcie_ref_125m");
+ if (IS_ERR(axi_sel) || IS_ERR(axi) || IS_ERR(ref)) {
+ pr_err("pcie setup failed - can't get clocks\n");
+ goto put_clk;
+ }
+ clk_set_parent(axi_sel, axi);
+ clk_prepare_enable(ref);
+
+put_clk:
+ if (!IS_ERR(axi_sel))
+ clk_put(axi_sel);
+ if (!IS_ERR(axi))
+ clk_put(axi);
+ if (!IS_ERR(ref))
+ clk_put(ref);
+}
+
+static void __init imx6q_ventana_init(void)
+{
+ imx6q_ventana_pcie_setup();
+ imx6q_sabrelite_cko1_setup();
+}
+
static void __init imx6q_1588_init(void)
{
struct regmap *gpr;
@@ -163,6 +223,9 @@ static void __init imx6q_usb_init(void)
static void __init imx6q_init_machine(void)
{
+ if (of_machine_is_compatible("gw,ventana"))
+ imx6q_ventana_init();
+
if (of_machine_is_compatible("fsl,imx6q-sabrelite"))
imx6q_sabrelite_init();

91
target/linux/imx6/patches-3.10/200-imx6_pcie.patch Normal file
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@ -0,0 +1,91 @@
--- a/arch/arm/boot/dts/imx6q.dtsi
+++ b/arch/arm/boot/dts/imx6q.dtsi
@@ -328,6 +328,15 @@
};
};
+ pcie: pcie@01ffc000 {
+ #crtc-cells = <1>;
+ compatible = "fsl,imx6q-pcie", "fsl,pcie";
+ reg = <0x01ffc000 0x4000>;
+ clocks = <&clks 144>, <&clks 189>;
+ clock-names = "pcie_axi", "pcie_ref_125m";
+ status = "disabled";
+ };
+
ipu2: ipu@02800000 {
#crtc-cells = <1>;
compatible = "fsl,imx6q-ipu";
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -790,6 +790,8 @@ config SOC_IMX6Q
bool "i.MX6 Quad/DualLite support"
select ARCH_HAS_CPUFREQ
select ARCH_HAS_OPP
+ select ARCH_HAS_IMX_PCIE
+ select ARCH_SUPPORTS_MSI
select ARM_CPU_SUSPEND if PM
select ARM_ERRATA_754322
select ARM_ERRATA_764369 if SMP
@@ -816,6 +818,10 @@ config SOC_IMX6Q
help
This enables support for Freescale i.MX6 Quad processor.
+config IMX_PCIE
+ bool "PCI Express support"
+ select PCI
+
endif
source "arch/arm/mach-imx/devices/Kconfig"
--- a/arch/arm/mach-imx/Makefile
+++ b/arch/arm/mach-imx/Makefile
@@ -98,6 +98,8 @@ AFLAGS_headsmp.o :=-Wa,-march=armv7-a
obj-$(CONFIG_SMP) += headsmp.o platsmp.o
obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
obj-$(CONFIG_SOC_IMX6Q) += clk-imx6q.o mach-imx6q.o
+obj-$(CONFIG_IMX_PCIE) += pcie.o
+obj-$(CONFIG_PCI_MSI) += msi.o
ifeq ($(CONFIG_PM),y)
obj-$(CONFIG_SOC_IMX6Q) += pm-imx6q.o headsmp.o
--- a/arch/arm/mach-imx/clk-imx6q.c
+++ b/arch/arm/mach-imx/clk-imx6q.c
@@ -547,6 +547,12 @@ int __init mx6q_clocks_init(void)
clk_register_clkdev(clk[ahb], "ahb", NULL);
clk_register_clkdev(clk[cko1], "cko1", NULL);
clk_register_clkdev(clk[arm], NULL, "cpu0");
+ clk_register_clkdev(clk[pcie_axi_sel], "pcie_axi_sel", NULL);
+ clk_register_clkdev(clk[axi], "axi", NULL);
+ clk_register_clkdev(clk[pll6_enet], "pll6_enet", NULL);
+ clk_register_clkdev(clk[pcie_ref], "pcie_ref", NULL);
+ clk_register_clkdev(clk[pcie_ref_125m], "pcie_ref_125m", NULL);
+ clk_register_clkdev(clk[pcie_axi], "pcie_axi", NULL);
if (imx6q_revision() != IMX_CHIP_REVISION_1_0) {
clk_set_parent(clk[ldb_di0_sel], clk[pll5_video_div]);
--- a/arch/arm/mach-imx/mxc.h
+++ b/arch/arm/mach-imx/mxc.h
@@ -151,6 +151,10 @@ extern unsigned int __mxc_cpu_type;
# define cpu_is_mx53() (0)
#endif
+#ifdef CONFIG_SOC_IMX6Q
+# define mxc_cpu_type __mxc_cpu_type
+#endif
+
#ifndef __ASSEMBLY__
static inline bool cpu_is_imx6dl(void)
{
--- a/arch/arm/include/asm/io.h
+++ b/arch/arm/include/asm/io.h
@@ -178,6 +178,9 @@ extern int pci_ioremap_io(unsigned int o
*/
#ifdef CONFIG_NEED_MACH_IO_H
#include <mach/io.h>
+#elif defined(CONFIG_SOC_IMX6Q) && defined(CONFIG_IMX_PCIE)
+#define IO_SPACE_LIMIT ((resource_size_t)0xffffffff)
+#define __io(a) __typesafe_io((a) & IO_SPACE_LIMIT)
#elif defined(CONFIG_PCI)
#define IO_SPACE_LIMIT ((resource_size_t)0xfffff)
#define __io(a) __typesafe_io(PCI_IO_VIRT_BASE + ((a) & IO_SPACE_LIMIT))