diff options
Diffstat (limited to 'target/linux/gemini/patches-3.18/150-gemini-pata.patch')
| -rw-r--r-- | target/linux/gemini/patches-3.18/150-gemini-pata.patch | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/target/linux/gemini/patches-3.18/150-gemini-pata.patch b/target/linux/gemini/patches-3.18/150-gemini-pata.patch new file mode 100644 index 0000000000..21fd801f91 --- /dev/null +++ b/target/linux/gemini/patches-3.18/150-gemini-pata.patch @@ -0,0 +1,192 @@ +--- a/arch/arm/mach-gemini/include/mach/global_reg.h ++++ b/arch/arm/mach-gemini/include/mach/global_reg.h +@@ -227,7 +227,13 @@ + #define USB0_PLUG_MINIB (1 << 29) + #define GMAC_GMII (1 << 28) + #define GMAC_1_ENABLE (1 << 27) +-/* TODO: define ATA/SATA bits */ ++/* 011 - ata0 <-> sata0, sata1; bring out ata1 ++ * 010 - ata1 <-> sata1, sata0; bring out ata0 ++ * 001 - ata0 <-> sata0, ata1 <-> sata1; bring out ata1 ++ * 000 - ata0 <-> sata0, ata1 <-> sata1; bring out ata0 */ ++#define IDE_IOMUX_MASK (7 << 24) ++#define IDE_IOMUX_SATA1_SATA0 (2 << 24) ++#define IDE_IOMUX_SATA0_SATA1 (3 << 24) + #define USB1_VBUS_ON (1 << 23) + #define USB0_VBUS_ON (1 << 22) + #define APB_CLKOUT_ENABLE (1 << 21) +--- a/arch/arm/mach-gemini/irq.c 2013-02-19 13:38:13.263948000 +0100 ++++ b/arch/arm/mach-gemini/irq.c 2013-02-19 18:24:02.912997292 +0100 +@@ -89,6 +89,9 @@ + irq_set_handler(i, handle_edge_irq); + mode |= 1 << i; + level |= 1 << i; ++ } else if (i >= IRQ_IDE0 && i <= IRQ_IDE1) { ++ irq_set_handler(i, handle_edge_irq); ++ mode |= 1 << i; + } else { + irq_set_handler(i, handle_level_irq); + } +--- a/arch/arm/mach-gemini/common.h ++++ b/arch/arm/mach-gemini/common.h +@@ -29,6 +29,7 @@ + extern int platform_register_watchdog(void); + extern int platform_register_ethernet(struct gemini_gmac_platform_data *pdata); + extern int platform_register_usb(unsigned int id); ++extern int platform_register_pata(unsigned int id); + + extern void gemini_restart(enum reboot_mode mode, const char *cmd); + +--- a/arch/arm/mach-gemini/devices.c ++++ b/arch/arm/mach-gemini/devices.c +@@ -249,3 +249,67 @@ + return platform_device_register(&usb_device[id]); + } + ++static u64 pata_gemini_dmamask0 = 0xffffffffUL; ++static u64 pata_gemini_dmamask1 = 0xffffffffUL; ++ ++static struct resource pata_gemini_resources0[] = ++{ ++ [0] = { ++ .start = GEMINI_IDE0_BASE, ++ .end = GEMINI_IDE0_BASE + 0x40, ++ .flags = IORESOURCE_MEM, ++ }, ++ [1] = { ++ .start = IRQ_IDE0, ++ .end = IRQ_IDE0, ++ .flags = IORESOURCE_IRQ, ++ }, ++}; ++ ++static struct resource pata_gemini_resources1[] = ++{ ++ [0] = { ++ .start = GEMINI_IDE1_BASE, ++ .end = GEMINI_IDE1_BASE + 0x40, ++ .flags = IORESOURCE_MEM, ++ }, ++ [1] = { ++ .start = IRQ_IDE1, ++ .end = IRQ_IDE1, ++ .flags = IORESOURCE_IRQ, ++ }, ++}; ++ ++static struct platform_device pata_gemini_devices[] = ++{ ++ { ++ .name = "pata-gemini", ++ .id = 0, ++ .dev = ++ { ++ .dma_mask = &pata_gemini_dmamask0, ++ .coherent_dma_mask = 0xffffffff, ++ }, ++ .num_resources = ARRAY_SIZE(pata_gemini_resources0), ++ .resource = pata_gemini_resources0, ++ }, ++ { ++ .name = "pata-gemini", ++ .id = 1, ++ .dev = ++ { ++ .dma_mask = &pata_gemini_dmamask1, ++ .coherent_dma_mask = 0xffffffff, ++ }, ++ .num_resources = ARRAY_SIZE(pata_gemini_resources1), ++ .resource = pata_gemini_resources1, ++ }, ++}; ++ ++int __init platform_register_pata(unsigned int id) ++{ ++ if (id > 1) ++ return -EINVAL; ++ ++ return platform_device_register(&pata_gemini_devices[id]); ++} +--- a/arch/arm/mach-gemini/mm.c ++++ b/arch/arm/mach-gemini/mm.c +@@ -24,6 +24,11 @@ + .length = SZ_512K, + .type = MT_DEVICE, + }, { ++ .virtual = (unsigned long)IO_ADDRESS(GEMINI_SATA_BASE), ++ .pfn = __phys_to_pfn(GEMINI_SATA_BASE), ++ .length = SZ_512K, ++ .type = MT_DEVICE, ++ }, { + .virtual = (unsigned long)IO_ADDRESS(GEMINI_UART_BASE), + .pfn = __phys_to_pfn(GEMINI_UART_BASE), + .length = SZ_512K, +--- a/drivers/ata/Kconfig ++++ b/drivers/ata/Kconfig +@@ -536,6 +536,16 @@ config PATA_EFAR + + If unsure, say N. + ++config PATA_GEMINI ++ tristate "Gemini PATA support (Experimental)" ++ depends on ARCH_GEMINI ++ help ++ This option enables support for the Gemini PATA-Controller. ++ Note that the Gemini SoC has no native SATA-Controller but an ++ onboard PATA-SATA bridge. ++ ++ If unsure, say N. ++ + config PATA_HPT366 + tristate "HPT 366/368 PATA support" + depends on PCI +--- a/drivers/ata/Makefile ++++ b/drivers/ata/Makefile +@@ -53,6 +53,7 @@ + obj-$(CONFIG_PATA_CYPRESS) += pata_cypress.o + obj-$(CONFIG_PATA_EFAR) += pata_efar.o + obj-$(CONFIG_PATA_EP93XX) += pata_ep93xx.o ++obj-$(CONFIG_PATA_GEMINI) += pata_gemini.o + obj-$(CONFIG_PATA_HPT366) += pata_hpt366.o + obj-$(CONFIG_PATA_HPT37X) += pata_hpt37x.o + obj-$(CONFIG_PATA_HPT3X2N) += pata_hpt3x2n.o +--- a/arch/arm/mach-gemini/board-nas4220b.c ++++ b/arch/arm/mach-gemini/board-nas4220b.c +@@ -146,11 +146,28 @@ + GLOBAL_MISC_CTRL)); + } + ++static void __init sata_ib4220b_init(void) ++{ ++ unsigned val; ++ ++ val = readl((void __iomem*)(IO_ADDRESS(GEMINI_GLOBAL_BASE) + ++ GLOBAL_MISC_CTRL)); ++ val &= ~(IDE_IOMUX_MASK | PFLASH_PADS_DISABLE); ++ val |= IDE_PADS_ENABLE; ++ writel(val, (void __iomem*)(IO_ADDRESS(GEMINI_GLOBAL_BASE) + ++ GLOBAL_MISC_CTRL)); ++ ++ /* enabling ports for presence detection, master only */ ++ writel(0x00000001, (void __iomem*)(IO_ADDRESS(GEMINI_SATA_BASE) + 0x18)); ++ writel(0x00000001, (void __iomem*)(IO_ADDRESS(GEMINI_SATA_BASE) + 0x1c)); ++} ++ + static void __init ib4220b_init(void) + { + gemini_gpio_init(); + ib4220b_gmac_init(); + usb_ib4220b_init(); ++ sata_ib4220b_init(); + platform_register_uart(); + platform_register_pflash(SZ_16M, NULL, 0); + platform_device_register(&ib4220b_led_device); +@@ -161,6 +178,8 @@ + platform_register_ethernet(&ib4220b_gmac_data); + platform_register_usb(0); + platform_register_usb(1); ++ platform_register_pata(0); ++ platform_register_pata(1); + } + + MACHINE_START(NAS4220B, "Raidsonic NAS IB-4220-B") |