Added basic platform devices for Loongson-1A, including serial port,
ethernet, AHCI, USB and so on.
As we known, Most of them are shared with Loongson-1B/1C,
like serial port, ethernet and so on.
But something like AHCI is only supported by Loonson-1A.
Signed-off-by: Binbin Zhou <zhoubb@xxxxxxxxxx>
Signed-off-by: HuaCai Chen <chenhc@xxxxxxxxxx>
---
arch/mips/include/asm/mach-loongson32/irq.h | 16 ++++--
arch/mips/include/asm/mach-loongson32/loongson1.h | 2 +-
arch/mips/include/asm/mach-loongson32/platform.h | 2 +
arch/mips/include/asm/mach-loongson32/regs-mux.h | 36 +++++++++++-
arch/mips/loongson32/common/irq.c | 2 +-
arch/mips/loongson32/common/platform.c | 67 +++++++++++++++++++++--
6 files changed, 111 insertions(+), 14 deletions(-)
diff --git a/arch/mips/include/asm/mach-loongson32/irq.h b/arch/mips/include/asm/mach-loongson32/irq.h
index 8c01b30..e790957 100644
--- a/arch/mips/include/asm/mach-loongson32/irq.h
+++ b/arch/mips/include/asm/mach-loongson32/irq.h
@@ -36,7 +36,7 @@
#define LS1X_IRQ(n, x) (LS1X_IRQ_BASE + (n << 5) + (x))
#define LS1X_UART0_IRQ LS1X_IRQ(0, 2)
-#if defined(CONFIG_LOONGSON1_LS1B)
+#if defined(CONFIG_LOONGSON1_LS1A) || defined(CONFIG_LOONGSON1_LS1B)
#define LS1X_UART1_IRQ LS1X_IRQ(0, 3)
#define LS1X_UART2_IRQ LS1X_IRQ(0, 4)
#define LS1X_UART3_IRQ LS1X_IRQ(0, 5)
@@ -52,7 +52,9 @@
#define LS1X_DMA0_IRQ LS1X_IRQ(0, 13)
#define LS1X_DMA1_IRQ LS1X_IRQ(0, 14)
#define LS1X_DMA2_IRQ LS1X_IRQ(0, 15)
-#if defined(CONFIG_LOONGSON1_LS1C)
+#if defined(CONFIG_LOONGSON1_LS1A)
+#define LS1X_LPC_IRQ LS1X_IRQ(0, 16)
+#elif defined(CONFIG_LOONGSON1_LS1C)
#define LS1X_NAND_IRQ LS1X_IRQ(0, 16)
#endif
#define LS1X_PWM0_IRQ LS1X_IRQ(0, 17)
@@ -62,7 +64,7 @@
#define LS1X_RTC_INT0_IRQ LS1X_IRQ(0, 21)
#define LS1X_RTC_INT1_IRQ LS1X_IRQ(0, 22)
#define LS1X_RTC_INT2_IRQ LS1X_IRQ(0, 23)
-#if defined(CONFIG_LOONGSON1_LS1B)
+#if defined(CONFIG_LOONGSON1_LS1A) || defined(CONFIG_LOONGSON1_LS1B)
#define LS1X_TOY_INT0_IRQ LS1X_IRQ(0, 24)
#define LS1X_TOY_INT1_IRQ LS1X_IRQ(0, 25)
#define LS1X_TOY_INT2_IRQ LS1X_IRQ(0, 26)
@@ -78,7 +80,11 @@
#define LS1X_EHCI_IRQ LS1X_IRQ(1, 0)
#define LS1X_OHCI_IRQ LS1X_IRQ(1, 1)
-#if defined(CONFIG_LOONGSON1_LS1B)
+#if defined(CONFIG_LOONGSON1_LS1A)
+#define LS1X_GMAC0_IRQ LS1X_IRQ(1, 2)
+#define LS1X_GMAC1_IRQ LS1X_IRQ(1, 3)
+#define LS1X_SATA_IRQ LS1X_IRQ(1, 4)
+#elif defined(CONFIG_LOONGSON1_LS1B)
#define LS1X_GMAC0_IRQ LS1X_IRQ(1, 2)
#define LS1X_GMAC1_IRQ LS1X_IRQ(1, 3)
#elif defined(CONFIG_LOONGSON1_LS1C)
@@ -100,7 +106,7 @@
#if defined(CONFIG_LOONGSON1_LS1B)
#define INTN 4
-#elif defined(CONFIG_LOONGSON1_LS1C)
+#elif defined(CONFIG_LOONGSON1_LS1A) || defined(CONFIG_LOONGSON1_LS1C)
#define INTN 5
#endif
diff --git a/arch/mips/include/asm/mach-loongson32/loongson1.h b/arch/mips/include/asm/mach-loongson32/loongson1.h
index 8cfd4ba..029b3b7 100644
--- a/arch/mips/include/asm/mach-loongson32/loongson1.h
+++ b/arch/mips/include/asm/mach-loongson32/loongson1.h
@@ -12,7 +12,7 @@
#ifndef __ASM_MACH_LOONGSON32_LOONGSON1_H
#define __ASM_MACH_LOONGSON32_LOONGSON1_H
-#if defined(CONFIG_LOONGSON1_LS1B)
+#if defined(CONFIG_LOONGSON1_LS1A) || defined(CONFIG_LOONGSON1_LS1B)
#define DEFAULT_MEMSIZE 64 /* If no memsize provided */
#elif defined(CONFIG_LOONGSON1_LS1C)
#define DEFAULT_MEMSIZE 32
diff --git a/arch/mips/include/asm/mach-loongson32/platform.h b/arch/mips/include/asm/mach-loongson32/platform.h
index 8f8fa43..f28f814 100644
--- a/arch/mips/include/asm/mach-loongson32/platform.h
+++ b/arch/mips/include/asm/mach-loongson32/platform.h
@@ -26,6 +26,8 @@ extern struct platform_device ls1x_gpio1_pdev;
extern struct platform_device ls1x_nand_pdev;
extern struct platform_device ls1x_rtc_pdev;
extern struct platform_device ls1x_wdt_pdev;
+extern struct platform_device ls1x_ahci_pdev;
+extern struct platform_device ls1x_ohci_pdev;
void __init ls1x_clk_init(void);
void __init ls1x_dma_set_platdata(struct plat_ls1x_dma *pdata);
diff --git a/arch/mips/include/asm/mach-loongson32/regs-mux.h b/arch/mips/include/asm/mach-loongson32/regs-mux.h
index 4a0bdeb..2c22603 100644
--- a/arch/mips/include/asm/mach-loongson32/regs-mux.h
+++ b/arch/mips/include/asm/mach-loongson32/regs-mux.h
@@ -18,7 +18,41 @@
#define LS1X_MUX_CTRL0 LS1X_MUX_REG(0x0)
#define LS1X_MUX_CTRL1 LS1X_MUX_REG(0x4)
-#if defined(CONFIG_LOONGSON1_LS1B)
+#if defined(CONFIG_LOONGSON1_LS1A)
+/* GPIO CTRL0 Register Bits */
+#define NAND3_USE_CAN1 BIT(31)
+#define NAND2_USE_MS BIT(30)
+#define NAND1_USE_PWM01 BIT(29)
+#define NAND3_D45_USE_PWM23 BIT(28)
+#define NAND3_D45_USE_LPC BIT(27)
+#define NAND3_D03_USE_SPI1 BIT(26)
+#define NAND3_D03_USE_LPC BIT(25)
+#define GMAC1_SHUT BIT(24)
+#define GMAC0_SHUT BIT(23)
+#define SATA_SHUT BIT(22)
+#define USB_SHUT BIT(21)
+#define GPU_SHUT BIT(20)
+#define DDR2_SHUT BIT(19)
+#define VGA_USE_PCI BIT(18)
+#define I2C3_USE_CAN0 BIT(17)
+#define I2C2_USE_CAN1 BIT(16)
+#define SPI0_USE_CAN0_TX BIT(15)
+#define SPI0_USE_CAN0_RX BIT(14)
+#define SPI1_USE_CAN1_TX BIT(13)
+#define SPI1_USE_CAN1_RX BIT(12)
+#define GMAC1_USE_TXCLK BIT(11)
+#define GMAC0_USE_TXCLK BIT(10)
+#define GMAC1_USE_PWM23 BIT(9)
+#define GMAC0_USE_PWM01 BIT(8)
+#define GMAC1_USE_UART1 BIT(7)
+#define GMAC1_USE_UART0 BIT(6)
+#define GMAC1_USE_SPI1 BIT(5)
+#define GMAC1_USE_NAND BIT(4)
+#define PCI_REQ2_USE_GMAC1 BIT(2)
+#define DISABLE_DDR2_CONFSPACE BIT(1)
+#define DDE32TO16EN BIT(0)
+
+#elif defined(CONFIG_LOONGSON1_LS1B)
/* MUX CTRL0 Register Bits */
#define UART0_USE_PWM23 BIT(28)
#define UART0_USE_PWM01 BIT(27)
diff --git a/arch/mips/loongson32/common/irq.c b/arch/mips/loongson32/common/irq.c
index 635a4ab..b414eca 100644
--- a/arch/mips/loongson32/common/irq.c
+++ b/arch/mips/loongson32/common/irq.c
@@ -184,7 +184,7 @@ static void __init ls1x_irq_init(int base)
setup_irq(INT1_IRQ, &cascade_irqaction);
setup_irq(INT2_IRQ, &cascade_irqaction);
setup_irq(INT3_IRQ, &cascade_irqaction);
-#if defined(CONFIG_LOONGSON1_LS1C)
+#if defined(CONFIG_LOONGSON1_LS1A) || defined(CONFIG_LOONGSON1_LS1C)
setup_irq(INT4_IRQ, &cascade_irqaction);
#endif
}
diff --git a/arch/mips/loongson32/common/platform.c b/arch/mips/loongson32/common/platform.c
index f71392f..6b83fcf 100644
--- a/arch/mips/loongson32/common/platform.c
+++ b/arch/mips/loongson32/common/platform.c
@@ -16,6 +16,7 @@
#include <linux/serial_8250.h>
#include <linux/stmmac.h>
#include <linux/usb/ehci_pdriver.h>
+#include <linux/usb/ohci_pdriver.h>
#include <platform.h>
#include <loongson1.h>
@@ -133,7 +134,7 @@ int ls1x_eth_mux_init(struct platform_device *pdev, void *priv)
val = __raw_readl(LS1X_MUX_CTRL1);
-#if defined(CONFIG_LOONGSON1_LS1B)
+#if defined(CONFIG_LOONGSON1_LS1A) || defined(CONFIG_LOONGSON1_LS1B)
plat_dat = dev_get_platdata(&pdev->dev);
if (plat_dat->bus_id) {
__raw_writel(__raw_readl(LS1X_MUX_CTRL0) | GMAC1_USE_UART1 |
@@ -185,7 +186,7 @@ int ls1x_eth_mux_init(struct platform_device *pdev, void *priv)
static struct plat_stmmacenet_data ls1x_eth0_pdata = {
.bus_id = 0,
.phy_addr = -1,
-#if defined(CONFIG_LOONGSON1_LS1B)
+#if defined(CONFIG_LOONGSON1_LS1A) || defined(CONFIG_LOONGSON1_LS1B)
.interface = PHY_INTERFACE_MODE_MII,
#elif defined(CONFIG_LOONGSON1_LS1C)
.interface = PHY_INTERFACE_MODE_RMII,
@@ -220,7 +221,7 @@ struct platform_device ls1x_eth0_pdev = {
},
};
-#ifdef CONFIG_LOONGSON1_LS1B
+#if defined(CONFIG_LOONGSON1_LS1A) || defined(CONFIG_LOONGSON1_LS1B)
static struct plat_stmmacenet_data ls1x_eth1_pdata = {
.bus_id = 1,
.phy_addr = -1,
@@ -254,7 +255,7 @@ struct platform_device ls1x_eth1_pdev = {
.platform_data = &ls1x_eth1_pdata,
},
};
-#endif /* CONFIG_LOONGSON1_LS1B */
+#endif /* CONFIG_LOONGSON1_LS1A || CONFIG_LOONGSON1_LS1B */
/* GPIO */
static struct resource ls1x_gpio0_resources[] = {
@@ -315,7 +316,7 @@ void __init ls1x_nand_set_platdata(struct plat_ls1x_nand *pdata)
}
/* USB EHCI */
-static u64 ls1x_ehci_dmamask = DMA_BIT_MASK(32);
+static u64 ls1x_platform_dmamask = DMA_BIT_MASK(32);
static struct resource ls1x_ehci_resources[] = {
[0] = {
@@ -338,11 +339,65 @@ struct platform_device ls1x_ehci_pdev = {
.num_resources = ARRAY_SIZE(ls1x_ehci_resources),
.resource = ls1x_ehci_resources,
.dev = {
- .dma_mask = &ls1x_ehci_dmamask,
+ .dma_mask = &ls1x_platform_dmamask,
.platform_data = &ls1x_ehci_pdata,
},
};
+/* USB OHCI */
+static struct resource ls1x_ohci_resources[] = {
+ [0] = {
+ .start = LS1X_OHCI_BASE,
+ .end = LS1X_OHCI_BASE + SZ_32K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = LS1X_OHCI_IRQ,
+ .end = LS1X_OHCI_IRQ,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct usb_ohci_pdata ls1x_ohci_data = {
+};
+
+struct platform_device ls1x_ohci_pdev = {
+ .name = "ohci-platform",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(ls1x_ohci_resources),
+ .resource = ls1x_ohci_resources,
+ .dev = {
+ .dma_mask = &ls1x_platform_dmamask,
+ .platform_data = &ls1x_ohci_data,
+ },
+};
+
+#ifdef CONFIG_LOONGSON1_LS1A
+/* AHCI */
+static struct resource ls1x_ahci_resources[] = {
+ [0] = {
+ .start = LS1X_AHCI_BASE,
+ .end = LS1X_AHCI_BASE + SZ_64K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = LS1X_SATA_IRQ,
+ .end = LS1X_SATA_IRQ,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device ls1x_ahci_pdev = {
+ .name = "ahci",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(ls1x_ahci_resources),
+ .resource = ls1x_ahci_resources,
+ .dev = {
+ .dma_mask = &ls1x_platform_dmamask,
+ },
+};
+#endif
+
/* Real Time Clock */
void __init ls1x_rtc_set_extclk(struct platform_device *pdev)
{
--
2.9.3
