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-rwxr-xr-xextras/recipes-kernel/linux/linux-davinci/omapl138/0002-uio_pruss2-Platform-changes.patch243
1 files changed, 243 insertions, 0 deletions
diff --git a/extras/recipes-kernel/linux/linux-davinci/omapl138/0002-uio_pruss2-Platform-changes.patch b/extras/recipes-kernel/linux/linux-davinci/omapl138/0002-uio_pruss2-Platform-changes.patch
new file mode 100755
index 00000000..d9132091
--- /dev/null
+++ b/extras/recipes-kernel/linux/linux-davinci/omapl138/0002-uio_pruss2-Platform-changes.patch
@@ -0,0 +1,243 @@
+From: Melissa Watkins <m-watkins@ti.com>
+Date: Wed, 24 Nov 2010 04:18:07 -0600
+Subject: [PATCH 2/3] uio_pruss2: Platform changes
+
+Adding resources supporting the uio_pru driver within the
+da850 (omapl138) device.
+
+Signed-off-by: Amit Chatterjee <amit.chatterjee@ti.com>
+Signed-off-by: Melissa Watkins <m-watkins@ti.com>
+---
+ arch/arm/configs/da850_omapl138_defconfig | 8 +++-
+ arch/arm/mach-davinci/board-da850-evm.c | 3 +
+ arch/arm/mach-davinci/da850.c | 38 +++++++++++++-
+ arch/arm/mach-davinci/devices-da8xx.c | 75 ++++++++++++++++++++++++++++
+ arch/arm/mach-davinci/include/mach/da8xx.h | 3 +
+ 5 files changed, 124 insertions(+), 3 deletions(-)
+
+diff --git a/arch/arm/configs/da850_omapl138_defconfig b/arch/arm/configs/da850_omapl138_defconfig
+index b312050..baebec8 100644
+--- a/arch/arm/configs/da850_omapl138_defconfig
++++ b/arch/arm/configs/da850_omapl138_defconfig
+@@ -1361,6 +1361,7 @@ CONFIG_USB_MUSB_HDRC=y
+ CONFIG_USB_MUSB_SOC=y
+ CONFIG_USB_MUSB_HOST=y
+ # CONFIG_USB_MUSB_PERIPHERAL is not set
++# CONFIG_USB_MUSB_DUAL_ROLE is not set
+ # CONFIG_USB_MUSB_OTG is not set
+ CONFIG_USB_MUSB_HDRC_HCD=y
+ # CONFIG_MUSB_PIO_ONLY is not set
+@@ -1535,7 +1536,12 @@ CONFIG_RTC_INTF_DEV=y
+ CONFIG_RTC_DRV_OMAP=y
+ # CONFIG_DMADEVICES is not set
+ # CONFIG_AUXDISPLAY is not set
+-# CONFIG_UIO is not set
++CONFIG_UIO=y
++# CONFIG_UIO_PDRV is not set
++# CONFIG_UIO_PDRV_GENIRQ is not set
++# CONFIG_UIO_SMX is not set
++# CONFIG_UIO_SERCOS3 is not set
++CONFIG_UIO_PRUSS=m
+
+ #
+ # TI VLYNQ
+diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c
+index 009e9b5..1687c7c 100755
+--- a/arch/arm/mach-davinci/board-da850-evm.c
++++ b/arch/arm/mach-davinci/board-da850-evm.c
+@@ -1070,6 +1070,9 @@ static __init void da850_evm_init(void)
+
+ platform_device_register(&da850_gpio_i2c);
+
++ /* Register PRUSS device */
++ da8xx_register_pruss();
++
+ ret = da8xx_register_watchdog();
+ if (ret)
+ pr_warning("da830_evm_init: watchdog registration failed: %d\n",
+diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c
+index 513ae85..8bd1919 100755
+--- a/arch/arm/mach-davinci/da850.c
++++ b/arch/arm/mach-davinci/da850.c
+@@ -237,6 +237,13 @@ static struct clk tptc2_clk = {
+ .flags = ALWAYS_ENABLED,
+ };
+
++static struct clk pruss_clk = {
++ .name = "pruss",
++ .parent = &pll0_sysclk2,
++ .lpsc = DA8XX_LPSC0_DMAX,
++ .flags = ALWAYS_ENABLED,
++};
++
+ static struct clk uart0_clk = {
+ .name = "uart0",
+ .parent = &pll0_sysclk2,
+@@ -385,13 +392,37 @@ static struct clk usb20_clk = {
+ .gpsc = 1,
+ };
+
+-
+ static struct clk sata_clk = {
+ .name = "ahci",
+ .parent = &pll0_sysclk2,
+ .lpsc = DA850_LPSC1_SATA,
+ .gpsc = 1,
+ };
++
++static struct clk ecap0_clk = {
++ .name = "ecap0",
++ .parent = &pll0_sysclk2,
++ .lpsc = DA8XX_LPSC1_ECAP,
++ .flags = DA850_CLK_ASYNC3,
++ .gpsc = 1,
++};
++
++static struct clk ecap1_clk = {
++ .name = "ecap1",
++ .parent = &pll0_sysclk2,
++ .lpsc = DA8XX_LPSC1_ECAP,
++ .flags = DA850_CLK_ASYNC3,
++ .gpsc = 1,
++};
++
++static struct clk ecap2_clk = {
++ .name = "ecap2",
++ .parent = &pll0_sysclk2,
++ .lpsc = DA8XX_LPSC1_ECAP,
++ .flags = DA850_CLK_ASYNC3,
++ .gpsc = 1,
++};
++
+ static struct clk_lookup da850_clks[] = {
+ CLK(NULL, "ref", &ref_clk),
+ CLK(NULL, "pll0", &pll0_clk),
+@@ -419,6 +450,7 @@ static struct clk_lookup da850_clks[] = {
+ CLK(NULL, "tptc1", &tptc1_clk),
+ CLK(NULL, "tpcc1", &tpcc1_clk),
+ CLK(NULL, "tptc2", &tptc2_clk),
++ CLK(NULL, "pruss", &pruss_clk),
+ CLK(NULL, "uart0", &uart0_clk),
+ CLK(NULL, "uart1", &uart1_clk),
+ CLK(NULL, "uart2", &uart2_clk),
+@@ -441,7 +473,9 @@ static struct clk_lookup da850_clks[] = {
+ CLK(NULL, "usb11", &usb11_clk),
+ CLK(NULL, "usb20", &usb20_clk),
+ CLK(NULL, "ahci", &sata_clk),
+-
++ CLK(NULL, "ecap0", &ecap0_clk),
++ CLK(NULL, "ecap1", &ecap1_clk),
++ CLK(NULL, "ecap2", &ecap2_clk),
+ CLK(NULL, NULL, NULL),
+ };
+
+diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c
+index 0842590..94979b3 100755
+--- a/arch/arm/mach-davinci/devices-da8xx.c
++++ b/arch/arm/mach-davinci/devices-da8xx.c
+@@ -972,6 +972,81 @@ int __init da8xx_register_sata(void)
+ return platform_device_register(&da850_ahci_device);
+ }
+
++static struct resource pruss_resources[] = {
++ [0] = {
++ .start = DA8XX_PRUSS_BASE,
++ .end = DA8XX_PRUSS_BASE + SZ_64K - 1,
++ .flags = IORESOURCE_MEM,
++ },
++ [1] = {
++ .start = DA8XX_L3RAM_BASE,
++ .end = DA8XX_L3RAM_BASE + SZ_128K - 1,
++ .flags = IORESOURCE_MEM,
++ },
++ [2] = {
++ .start = 0,
++ .end = SZ_256K - 1,
++ .flags = IORESOURCE_MEM,
++ },
++
++ [3] = {
++ .start = IRQ_DA8XX_EVTOUT0,
++ .end = IRQ_DA8XX_EVTOUT0,
++ .flags = IORESOURCE_IRQ,
++ },
++ [4] = {
++ .start = IRQ_DA8XX_EVTOUT1,
++ .end = IRQ_DA8XX_EVTOUT1,
++ .flags = IORESOURCE_IRQ,
++ },
++ [5] = {
++ .start = IRQ_DA8XX_EVTOUT2,
++ .end = IRQ_DA8XX_EVTOUT2,
++ .flags = IORESOURCE_IRQ,
++ },
++ [6] = {
++ .start = IRQ_DA8XX_EVTOUT3,
++ .end = IRQ_DA8XX_EVTOUT3,
++ .flags = IORESOURCE_IRQ,
++ },
++ [7] = {
++ .start = IRQ_DA8XX_EVTOUT4,
++ .end = IRQ_DA8XX_EVTOUT4,
++ .flags = IORESOURCE_IRQ,
++ },
++ [8] = {
++ .start = IRQ_DA8XX_EVTOUT5,
++ .end = IRQ_DA8XX_EVTOUT5,
++ .flags = IORESOURCE_IRQ,
++ },
++ [9] = {
++ .start = IRQ_DA8XX_EVTOUT6,
++ .end = IRQ_DA8XX_EVTOUT6,
++ .flags = IORESOURCE_IRQ,
++ },
++ [10] = {
++ .start = IRQ_DA8XX_EVTOUT7,
++ .end = IRQ_DA8XX_EVTOUT7,
++ .flags = IORESOURCE_IRQ,
++ },
++};
++
++static struct platform_device pruss_device = {
++ .name = "pruss",
++ .id = 0,
++ .num_resources = ARRAY_SIZE(pruss_resources),
++ .resource = pruss_resources,
++ .dev = {
++ .coherent_dma_mask = 0xffffffff,
++ }
++
++};
++
++int __init da8xx_register_pruss()
++{
++ return platform_device_register(&pruss_device);
++}
++
+ #define CFGCHIP2 DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP2_REG)
+ /*
+ * Configure the USB PHY for DA8xx platforms.
+diff --git a/arch/arm/mach-davinci/include/mach/da8xx.h b/arch/arm/mach-davinci/include/mach/da8xx.h
+index f76433f..632d7e2 100755
+--- a/arch/arm/mach-davinci/include/mach/da8xx.h
++++ b/arch/arm/mach-davinci/include/mach/da8xx.h
+@@ -75,6 +75,8 @@ extern void __iomem *da8xx_syscfg1_base;
+ #define DA8XX_USB0_BASE 0x01e00000
+ #define DA850_SATA_BASE 0x01E18000
+ #define DA850_SATA_CLK_PWRDN 0x01E2C018
++#define DA8XX_PRUSS_BASE 0x01C30000
++#define DA8XX_L3RAM_BASE 0x80000000
+
+ #define PINMUX0 0x00
+ #define PINMUX1 0x04
+@@ -162,6 +164,7 @@ int __init da850_register_vpif_capture(struct vpif_capture_config
+
+ int cppi41_init(void);
+ int da8xx_register_sata(void);
++int da8xx_register_pruss(void);
+
+
+ extern struct platform_device da8xx_serial_device;
+--
+1.7.0.4
+