MIPS: Loongson1B: Some updates/fixes for LS1B

- Add DMA device
- Add NAND device
- Add GPIO device
- Add LED device
- Update the defconfig and rename it to loongson1b_defconfig
- Fix ioremap size
- Other minor fixes

Signed-off-by: Kelvin Cheung <keguang.zhang@gmail.com>
Cc: Michael Turquette <mturquette@baylibre.com>
Cc: Stephen Boyd <sboyd@codeaurora.org>
Cc: Rafael J. Wysocki <rjw@rjwysocki.net>
Cc: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Vinod Koul <vinod.koul@intel.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Alexandre Courbot <gnurou@gmail.com>
Cc: Boris Brezillon <boris.brezillon@free-electrons.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Brian Norris <computersforpeace@gmail.com>
Cc: linux-mips@linux-mips.org
Cc: linux-clk@vger.kernel.org
Cc: linux-pm@vger.kernel.org
Cc: dmaengine@vger.kernel.org
Cc: linux-gpio@vger.kernel.org
Cc: linux-mtd@lists.infradead.org
Patchwork: https://patchwork.linux-mips.org/patch/13033/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

9 files changed, 129 insertions, 66 deletions

diff --git a/arch/mips/include/asm/mach-loongson32/cpufreq.h b/arch/mips/include/asm/mach-loongson32/cpufreq.h
index 6843fa1a608d..2f1ecb081223 100644
--- a/arch/mips/include/asm/mach-loongson32/cpufreq.h
+++ b/arch/mips/include/asm/mach-loongson32/cpufreq.h
@@ -9,7 +9,6 @@
  * option) any later version.
  */
 
-
 #ifndef __ASM_MACH_LOONGSON32_CPUFREQ_H
 #define __ASM_MACH_LOONGSON32_CPUFREQ_H
 
diff --git a/arch/mips/include/asm/mach-loongson32/dma.h b/arch/mips/include/asm/mach-loongson32/dma.h
new file mode 100644
index 000000000000..ad1dec743ccc
--- /dev/null
+++ b/arch/mips/include/asm/mach-loongson32/dma.h
@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2015 Zhang, Keguang <keguang.zhang@gmail.com>
+ *
+ * Loongson 1 NAND platform support.
+ *
+ * This program is free software; you can redistribute	it and/or modify it
+ * under  the terms of	the GNU General	 Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+
+#ifndef __ASM_MACH_LOONGSON32_DMA_H
+#define __ASM_MACH_LOONGSON32_DMA_H
+
+#define LS1X_DMA_CHANNEL0	0
+#define LS1X_DMA_CHANNEL1	1
+#define LS1X_DMA_CHANNEL2	2
+
+struct plat_ls1x_dma {
+	int nr_channels;
+};
+
+extern struct plat_ls1x_dma ls1b_dma_pdata;
+
+#endif /* __ASM_MACH_LOONGSON32_DMA_H */
diff --git a/arch/mips/include/asm/mach-loongson32/irq.h b/arch/mips/include/asm/mach-loongson32/irq.h
index 0d35b994e8d2..c1c744197de4 100644
--- a/arch/mips/include/asm/mach-loongson32/irq.h
+++ b/arch/mips/include/asm/mach-loongson32/irq.h
@@ -9,7 +9,6 @@
  * option) any later version.
  */
 
-
 #ifndef __ASM_MACH_LOONGSON32_IRQ_H
 #define __ASM_MACH_LOONGSON32_IRQ_H
 
diff --git a/arch/mips/include/asm/mach-loongson32/loongson1.h b/arch/mips/include/asm/mach-loongson32/loongson1.h
index 12aa129aad80..978f6df8970a 100644
--- a/arch/mips/include/asm/mach-loongson32/loongson1.h
+++ b/arch/mips/include/asm/mach-loongson32/loongson1.h
@@ -9,7 +9,6 @@
  * option) any later version.
  */
 
-
 #ifndef __ASM_MACH_LOONGSON32_LOONGSON1_H
 #define __ASM_MACH_LOONGSON32_LOONGSON1_H
 
@@ -18,6 +17,9 @@
 /* Loongson 1 Register Bases */
 #define LS1X_MUX_BASE			0x1fd00420
 #define LS1X_INTC_BASE			0x1fd01040
+#define LS1X_GPIO0_BASE			0x1fd010c0
+#define LS1X_GPIO1_BASE			0x1fd010c4
+#define LS1X_DMAC_BASE			0x1fd01160
 #define LS1X_EHCI_BASE			0x1fe00000
 #define LS1X_OHCI_BASE			0x1fe08000
 #define LS1X_GMAC0_BASE			0x1fe10000
diff --git a/arch/mips/include/asm/mach-loongson32/nand.h b/arch/mips/include/asm/mach-loongson32/nand.h
new file mode 100644
index 000000000000..e274912e9de1
--- /dev/null
+++ b/arch/mips/include/asm/mach-loongson32/nand.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2015 Zhang, Keguang <keguang.zhang@gmail.com>
+ *
+ * Loongson 1 NAND platform support.
+ *
+ * This program is free software; you can redistribute	it and/or modify it
+ * under  the terms of	the GNU General	 Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+
+#ifndef __ASM_MACH_LOONGSON32_NAND_H
+#define __ASM_MACH_LOONGSON32_NAND_H
+
+#include <linux/dmaengine.h>
+#include <linux/mtd/partitions.h>
+
+struct plat_ls1x_nand {
+	struct mtd_partition *parts;
+	unsigned int nr_parts;
+
+	int hold_cycle;
+	int wait_cycle;
+};
+
+extern struct plat_ls1x_nand ls1b_nand_pdata;
+
+bool ls1x_dma_filter_fn(struct dma_chan *chan, void *param);
+
+#endif /* __ASM_MACH_LOONGSON32_NAND_H */
diff --git a/arch/mips/include/asm/mach-loongson32/platform.h b/arch/mips/include/asm/mach-loongson32/platform.h
index c32f03f3f72c..672531aa9bef 100644
--- a/arch/mips/include/asm/mach-loongson32/platform.h
+++ b/arch/mips/include/asm/mach-loongson32/platform.h
@@ -7,20 +7,28 @@
  * option) any later version.
  */
 
-
 #ifndef __ASM_MACH_LOONGSON32_PLATFORM_H
 #define __ASM_MACH_LOONGSON32_PLATFORM_H
 
 #include <linux/platform_device.h>
 
+#include <dma.h>
+#include <nand.h>
+
 extern struct platform_device ls1x_uart_pdev;
 extern struct platform_device ls1x_cpufreq_pdev;
+extern struct platform_device ls1x_dma_pdev;
 extern struct platform_device ls1x_eth0_pdev;
 extern struct platform_device ls1x_eth1_pdev;
 extern struct platform_device ls1x_ehci_pdev;
+extern struct platform_device ls1x_gpio0_pdev;
+extern struct platform_device ls1x_gpio1_pdev;
+extern struct platform_device ls1x_nand_pdev;
 extern struct platform_device ls1x_rtc_pdev;
 
-extern void __init ls1x_clk_init(void);
-extern void __init ls1x_serial_setup(struct platform_device *pdev);
+void __init ls1x_clk_init(void);
+void __init ls1x_dma_set_platdata(struct plat_ls1x_dma *pdata);
+void __init ls1x_nand_set_platdata(struct plat_ls1x_nand *pdata);
+void __init ls1x_serial_set_uartclk(struct platform_device *pdev);
 
 #endif /* __ASM_MACH_LOONGSON32_PLATFORM_H */
diff --git a/arch/mips/include/asm/mach-loongson32/regs-clk.h b/arch/mips/include/asm/mach-loongson32/regs-clk.h
index 1f5a715ac841..4d56fc38f0c4 100644
--- a/arch/mips/include/asm/mach-loongson32/regs-clk.h
+++ b/arch/mips/include/asm/mach-loongson32/regs-clk.h
@@ -19,18 +19,18 @@
 #define LS1X_CLK_PLL_DIV		LS1X_CLK_REG(0x4)
 
 /* Clock PLL Divisor Register Bits */
-#define DIV_DC_EN			(0x1 << 31)
-#define DIV_DC_RST			(0x1 << 30)
-#define DIV_CPU_EN			(0x1 << 25)
-#define DIV_CPU_RST			(0x1 << 24)
-#define DIV_DDR_EN			(0x1 << 19)
-#define DIV_DDR_RST			(0x1 << 18)
-#define RST_DC_EN			(0x1 << 5)
-#define RST_DC				(0x1 << 4)
-#define RST_DDR_EN			(0x1 << 3)
-#define RST_DDR				(0x1 << 2)
-#define RST_CPU_EN			(0x1 << 1)
-#define RST_CPU				0x1
+#define DIV_DC_EN			BIT(31)
+#define DIV_DC_RST			BIT(30)
+#define DIV_CPU_EN			BIT(25)
+#define DIV_CPU_RST			BIT(24)
+#define DIV_DDR_EN			BIT(19)
+#define DIV_DDR_RST			BIT(18)
+#define RST_DC_EN			BIT(5)
+#define RST_DC				BIT(4)
+#define RST_DDR_EN			BIT(3)
+#define RST_DDR				BIT(2)
+#define RST_CPU_EN			BIT(1)
+#define RST_CPU				BIT(0)
 
 #define DIV_DC_SHIFT			26
 #define DIV_CPU_SHIFT			20
diff --git a/arch/mips/include/asm/mach-loongson32/regs-mux.h b/arch/mips/include/asm/mach-loongson32/regs-mux.h
index 8302d92f2da2..7c394f93cb9e 100644
--- a/arch/mips/include/asm/mach-loongson32/regs-mux.h
+++ b/arch/mips/include/asm/mach-loongson32/regs-mux.h
@@ -19,49 +19,49 @@
 #define LS1X_MUX_CTRL1			LS1X_MUX_REG(0x4)
 
 /* MUX CTRL0 Register Bits */
-#define UART0_USE_PWM23			(0x1 << 28)
-#define UART0_USE_PWM01			(0x1 << 27)
-#define UART1_USE_LCD0_5_6_11		(0x1 << 26)
-#define I2C2_USE_CAN1			(0x1 << 25)
-#define I2C1_USE_CAN0			(0x1 << 24)
-#define NAND3_USE_UART5			(0x1 << 23)
-#define NAND3_USE_UART4			(0x1 << 22)
-#define NAND3_USE_UART1_DAT		(0x1 << 21)
-#define NAND3_USE_UART1_CTS		(0x1 << 20)
-#define NAND3_USE_PWM23			(0x1 << 19)
-#define NAND3_USE_PWM01			(0x1 << 18)
-#define NAND2_USE_UART5			(0x1 << 17)
-#define NAND2_USE_UART4			(0x1 << 16)
-#define NAND2_USE_UART1_DAT		(0x1 << 15)
-#define NAND2_USE_UART1_CTS		(0x1 << 14)
-#define NAND2_USE_PWM23			(0x1 << 13)
-#define NAND2_USE_PWM01			(0x1 << 12)
-#define NAND1_USE_UART5			(0x1 << 11)
-#define NAND1_USE_UART4			(0x1 << 10)
-#define NAND1_USE_UART1_DAT		(0x1 << 9)
-#define NAND1_USE_UART1_CTS		(0x1 << 8)
-#define NAND1_USE_PWM23			(0x1 << 7)
-#define NAND1_USE_PWM01			(0x1 << 6)
-#define GMAC1_USE_UART1			(0x1 << 4)
-#define GMAC1_USE_UART0			(0x1 << 3)
-#define LCD_USE_UART0_DAT		(0x1 << 2)
-#define LCD_USE_UART15			(0x1 << 1)
-#define LCD_USE_UART0			0x1
+#define UART0_USE_PWM23			BIT(28)
+#define UART0_USE_PWM01			BIT(27)
+#define UART1_USE_LCD0_5_6_11		BIT(26)
+#define I2C2_USE_CAN1			BIT(25)
+#define I2C1_USE_CAN0			BIT(24)
+#define NAND3_USE_UART5			BIT(23)
+#define NAND3_USE_UART4			BIT(22)
+#define NAND3_USE_UART1_DAT		BIT(21)
+#define NAND3_USE_UART1_CTS		BIT(20)
+#define NAND3_USE_PWM23			BIT(19)
+#define NAND3_USE_PWM01			BIT(18)
+#define NAND2_USE_UART5			BIT(17)
+#define NAND2_USE_UART4			BIT(16)
+#define NAND2_USE_UART1_DAT		BIT(15)
+#define NAND2_USE_UART1_CTS		BIT(14)
+#define NAND2_USE_PWM23			BIT(13)
+#define NAND2_USE_PWM01			BIT(12)
+#define NAND1_USE_UART5			BIT(11)
+#define NAND1_USE_UART4			BIT(10)
+#define NAND1_USE_UART1_DAT		BIT(9)
+#define NAND1_USE_UART1_CTS		BIT(8)
+#define NAND1_USE_PWM23			BIT(7)
+#define NAND1_USE_PWM01			BIT(6)
+#define GMAC1_USE_UART1			BIT(4)
+#define GMAC1_USE_UART0			BIT(3)
+#define LCD_USE_UART0_DAT		BIT(2)
+#define LCD_USE_UART15			BIT(1)
+#define LCD_USE_UART0			BIT(0)
 
 /* MUX CTRL1 Register Bits */
-#define USB_RESET			(0x1 << 31)
-#define SPI1_CS_USE_PWM01		(0x1 << 24)
-#define SPI1_USE_CAN			(0x1 << 23)
-#define DISABLE_DDR_CONFSPACE		(0x1 << 20)
-#define DDR32TO16EN			(0x1 << 16)
-#define GMAC1_SHUT			(0x1 << 13)
-#define GMAC0_SHUT			(0x1 << 12)
-#define USB_SHUT			(0x1 << 11)
-#define UART1_3_USE_CAN1		(0x1 << 5)
-#define UART1_2_USE_CAN0		(0x1 << 4)
-#define GMAC1_USE_TXCLK			(0x1 << 3)
-#define GMAC0_USE_TXCLK			(0x1 << 2)
-#define GMAC1_USE_PWM23			(0x1 << 1)
-#define GMAC0_USE_PWM01			0x1
+#define USB_RESET			BIT(31)
+#define SPI1_CS_USE_PWM01		BIT(24)
+#define SPI1_USE_CAN			BIT(23)
+#define DISABLE_DDR_CONFSPACE		BIT(20)
+#define DDR32TO16EN			BIT(16)
+#define GMAC1_SHUT			BIT(13)
+#define GMAC0_SHUT			BIT(12)
+#define USB_SHUT			BIT(11)
+#define UART1_3_USE_CAN1		BIT(5)
+#define UART1_2_USE_CAN0		BIT(4)
+#define GMAC1_USE_TXCLK			BIT(3)
+#define GMAC0_USE_TXCLK			BIT(2)
+#define GMAC1_USE_PWM23			BIT(1)
+#define GMAC0_USE_PWM01			BIT(0)
 
 #endif /* __ASM_MACH_LOONGSON32_REGS_MUX_H */
diff --git a/arch/mips/include/asm/mach-loongson32/regs-pwm.h b/arch/mips/include/asm/mach-loongson32/regs-pwm.h
index 69f174ed13a4..4119600ce79a 100644
--- a/arch/mips/include/asm/mach-loongson32/regs-pwm.h
+++ b/arch/mips/include/asm/mach-loongson32/regs-pwm.h
@@ -19,11 +19,11 @@
 #define PWM_CTRL		0xc
 
 /* PWM Control Register Bits */
-#define CNT_RST			(0x1 << 7)
-#define INT_SR			(0x1 << 6)
-#define INT_EN			(0x1 << 5)
-#define PWM_SINGLE		(0x1 << 4)
-#define PWM_OE			(0x1 << 3)
-#define CNT_EN			0x1
+#define CNT_RST			BIT(7)
+#define INT_SR			BIT(6)
+#define INT_EN			BIT(5)
+#define PWM_SINGLE		BIT(4)
+#define PWM_OE			BIT(3)
+#define CNT_EN			BIT(0)
 
 #endif /* __ASM_MACH_LOONGSON32_REGS_PWM_H */