[ARM] 3400/1: lpd7a40x: platform headers update

Patch from Marc Singer

Updates to the lpd7a40x platform headers.  Includes support for new
architecture, lpd7a400.

Signed-off-by: Marc Singer <elf@buici.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

8 files changed, 234 insertions, 21 deletions

diff --git a/include/asm-arm/arch-lh7a40x/clocks.h b/include/asm-arm/arch-lh7a40x/clocks.h
new file mode 100644
index 00000000000..bee02fd8dab
--- /dev/null
+++ b/include/asm-arm/arch-lh7a40x/clocks.h
@@ -0,0 +1,20 @@
+/* include/asm-arm/arch-lh7a40x/clocks.h
+ *
+ *  Copyright (C) 2004 Marc Singer
+ *
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU General Public License
+ *  version 2 as published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/config.h>
+
+#ifndef __ASM_ARCH_CLOCKS_H
+#define __ASM_ARCH_CLOCKS_H
+
+unsigned int fclkfreq_get (void);
+unsigned int hclkfreq_get (void);
+unsigned int pclkfreq_get (void);
+
+#endif  /* _ASM_ARCH_CLOCKS_H */
diff --git a/include/asm-arm/arch-lh7a40x/constants.h b/include/asm-arm/arch-lh7a40x/constants.h
index 52c1cb9c39c..2929e891ee0 100644
--- a/include/asm-arm/arch-lh7a40x/constants.h
+++ b/include/asm-arm/arch-lh7a40x/constants.h
@@ -29,8 +29,7 @@
 
 #if defined (CONFIG_MACH_LPD7A400) || defined (CONFIG_MACH_LPD7A404)
 
-# define IOBARRIER_PHYS		0xc0000000 /* Start of SDRAM */
-/*# define IOBARRIER_PHYS		0x00000000 */ /* Start of flash */
+# define IOBARRIER_PHYS		0x10000000 /* Second bank, fastest timing */
 # define IOBARRIER_VIRT		0xf0000000
 # define IOBARRIER_SIZE		PAGE_SIZE
 
@@ -53,6 +52,9 @@
 # define CPLD08_PHYS		CPLDX_PHYS (0x08)
 # define CPLD08_VIRT		CPLDX_VIRT (0x08)
 # define CPLD08_SIZE		PAGE_SIZE
+# define CPLD0A_PHYS		CPLDX_PHYS (0x0a)
+# define CPLD0A_VIRT		CPLDX_VIRT (0x0a)
+# define CPLD0A_SIZE		PAGE_SIZE
 # define CPLD0C_PHYS		CPLDX_PHYS (0x0c)
 # define CPLD0C_VIRT		CPLDX_VIRT (0x0c)
 # define CPLD0C_SIZE		PAGE_SIZE
@@ -84,5 +86,7 @@
 #define	XTAL_IN			14745600	/* 14.7456 MHz crystal */
 #define PLL_CLOCK		(XTAL_IN * 21)	/* 309 MHz PLL clock */
 #define MAX_HCLK_KHZ		100000		/* HCLK max limit ~100MHz */
+#define HCLK			(99993600)
+//#define HCLK			(119808000)
 
 #endif /* __ASM_ARCH_CONSTANTS_H */
diff --git a/include/asm-arm/arch-lh7a40x/dma.h b/include/asm-arm/arch-lh7a40x/dma.h
index 15492e3253f..a8cbd14bbf9 100644
--- a/include/asm-arm/arch-lh7a40x/dma.h
+++ b/include/asm-arm/arch-lh7a40x/dma.h
@@ -1,9 +1,86 @@
 /* include/asm-arm/arch-lh7a40x/dma.h
  *
- *  Copyright (C) 2003 Coastal Environmental Systems
+ *  Copyright (C) 2005 Marc Singer
  *
  *  This program is free software; you can redistribute it and/or
  *  modify it under the terms of the GNU General Public License
  *  version 2 as published by the Free Software Foundation.
  *
  */
+
+typedef enum {
+	DMA_M2M0	= 0,
+	DMA_M2M1	= 1,
+	DMA_M2P0	= 2,	/* Tx */
+	DMA_M2P1	= 3,	/* Rx */
+	DMA_M2P2	= 4,	/* Tx */
+	DMA_M2P3	= 5,	/* Rx */
+	DMA_M2P4	= 6,	/* Tx - AC97 */
+	DMA_M2P5	= 7,	/* Rx - AC97 */
+	DMA_M2P6	= 8,	/* Tx */
+	DMA_M2P7	= 9,	/* Rx */
+} dma_device_t;
+
+#define DMA_LENGTH_MAX		((64*1024) - 4) /* bytes */
+
+#define DMAC_GCA		__REG(DMAC_PHYS + 0x2b80)
+#define DMAC_GIR		__REG(DMAC_PHYS + 0x2bc0)
+
+#define DMAC_GIR_MMI1		(1<<11)
+#define DMAC_GIR_MMI0		(1<<10)
+#define DMAC_GIR_MPI8		(1<<9)
+#define DMAC_GIR_MPI9		(1<<8)
+#define DMAC_GIR_MPI6		(1<<7)
+#define DMAC_GIR_MPI7		(1<<6)
+#define DMAC_GIR_MPI4		(1<<5)
+#define DMAC_GIR_MPI5		(1<<4)
+#define DMAC_GIR_MPI2		(1<<3)
+#define DMAC_GIR_MPI3		(1<<2)
+#define DMAC_GIR_MPI0		(1<<1)
+#define DMAC_GIR_MPI1		(1<<0)
+
+#define DMAC_M2P0		0x0000
+#define DMAC_M2P1		0x0040
+#define DMAC_M2P2		0x0080
+#define DMAC_M2P3		0x00c0
+#define DMAC_M2P4		0x0240
+#define DMAC_M2P5		0x0200
+#define DMAC_M2P6		0x02c0
+#define DMAC_M2P7		0x0280
+#define DMAC_M2P8		0x0340
+#define DMAC_M2P9		0x0300
+#define DMAC_M2M0		0x0100
+#define DMAC_M2M1		0x0140
+
+#define DMAC_P_PCONTROL(c)	__REG(DMAC_PHYS + (c) + 0x00)
+#define DMAC_P_PINTERRUPT(c)	__REG(DMAC_PHYS + (c) + 0x04)
+#define DMAC_P_PPALLOC(c)	__REG(DMAC_PHYS + (c) + 0x08)
+#define DMAC_P_PSTATUS(c)	__REG(DMAC_PHYS + (c) + 0x0c)
+#define DMAC_P_REMAIN(c)	__REG(DMAC_PHYS + (c) + 0x14)
+#define DMAC_P_MAXCNT0(c)	__REG(DMAC_PHYS + (c) + 0x20)
+#define DMAC_P_BASE0(c)		__REG(DMAC_PHYS + (c) + 0x24)
+#define DMAC_P_CURRENT0(c)	__REG(DMAC_PHYS + (c) + 0x28)
+#define DMAC_P_MAXCNT1(c)	__REG(DMAC_PHYS + (c) + 0x30)
+#define DMAC_P_BASE1(c)		__REG(DMAC_PHYS + (c) + 0x34)
+#define DMAC_P_CURRENT1(c)	__REG(DMAC_PHYS + (c) + 0x38)
+
+#define DMAC_PCONTROL_ENABLE	(1<<4)
+
+#define DMAC_PORT_USB		0
+#define DMAC_PORT_SDMMC		1
+#define DMAC_PORT_AC97_1	2
+#define DMAC_PORT_AC97_2	3
+#define DMAC_PORT_AC97_3	4
+#define DMAC_PORT_UART1		6
+#define DMAC_PORT_UART2		7
+#define DMAC_PORT_UART3		8
+
+#define DMAC_PSTATUS_CURRSTATE_SHIFT	4
+#define DMAC_PSTATUS_CURRSTATE_MASK	0x3
+
+#define DMAC_PSTATUS_NEXTBUF	 (1<<6)
+#define DMAC_PSTATUS_STALLRINT	 (1<<0)
+
+#define DMAC_INT_CHE		 (1<<3)
+#define DMAC_INT_NFB		 (1<<1)
+#define DMAC_INT_STALL		 (1<<0)
diff --git a/include/asm-arm/arch-lh7a40x/hardware.h b/include/asm-arm/arch-lh7a40x/hardware.h
index aeb07c162e2..e9ff74fd793 100644
--- a/include/asm-arm/arch-lh7a40x/hardware.h
+++ b/include/asm-arm/arch-lh7a40x/hardware.h
@@ -13,6 +13,8 @@
 #ifndef __ASM_ARCH_HARDWARE_H
 #define __ASM_ARCH_HARDWARE_H
 
+#include <asm/sizes.h>		/* Added for the sake of amba-clcd driver */
+
 #define io_p2v(x) (0xf0000000 | (((x) & 0xfff00000) >> 4) | ((x) & 0x0000ffff))
 #define io_v2p(x) (             (((x) & 0x0fff0000) << 4) | ((x) & 0x0000ffff))
 
@@ -53,6 +55,8 @@ typedef struct { volatile u8 offset[4096]; } __regbase8;
 
 #endif
 
+#define MASK_AND_SET(v,m,s)	(v) = ((v)&~(m))|(s)
+
 #include "registers.h"
 
 #endif  /* _ASM_ARCH_HARDWARE_H */
diff --git a/include/asm-arm/arch-lh7a40x/irqs.h b/include/asm-arm/arch-lh7a40x/irqs.h
index f91f3e59f3a..7e8a217200e 100644
--- a/include/asm-arm/arch-lh7a40x/irqs.h
+++ b/include/asm-arm/arch-lh7a40x/irqs.h
@@ -154,9 +154,10 @@
 #if !defined (IRQ_GPIO0INTR)
 # define IRQ_GPIO0INTR	IRQ_GPIO0FIQ
 #endif
-#define IRQ_TICK 	IRQ_TINTR
+#define IRQ_TICK	IRQ_TINTR
 #define IRQ_PCC1_RDY	IRQ_GPIO6INTR	/* PCCard 1 ready */
 #define IRQ_PCC2_RDY	IRQ_GPIO7INTR	/* PCCard 2 ready */
+#define IRQ_USB		IRQ_USBINTR	/* USB device */
 
 #ifdef CONFIG_MACH_KEV7A400
 # define IRQ_TS		IRQ_GPIOFIQ	/* Touchscreen */
@@ -191,6 +192,10 @@
 # define IRQ_LPD7A400_TS	IRQ_LPD7A40X_CPLD + 1	/* Touch screen */
 #endif
 
+#if defined (CONFIG_MACH_LPD7A400)
+# define IRQ_TOUCH		IRQ_LPD7A400_TS
+#endif
+
 #define NR_IRQS		(NR_IRQ_CPU + NR_IRQ_BOARD)
 
 #endif
diff --git a/include/asm-arm/arch-lh7a40x/registers.h b/include/asm-arm/arch-lh7a40x/registers.h
index 2edb22e3545..544307bb87a 100644
--- a/include/asm-arm/arch-lh7a40x/registers.h
+++ b/include/asm-arm/arch-lh7a40x/registers.h
@@ -18,7 +18,7 @@
 
 	/* Physical register base addresses */
 
-#define AC97_PHYS	(0x80000000)	/* AC97 Controller */
+#define AC97C_PHYS	(0x80000000)	/* AC97 Controller */
 #define MMC_PHYS	(0x80000100)	/* Multimedia Card Controller */
 #define USB_PHYS	(0x80000200)	/* USB Client */
 #define SCI_PHYS	(0x80000300)	/* Secure Card Interface */
@@ -35,6 +35,8 @@
 #define RTC_PHYS	(0x80000d00)	/* Real-time Clock */
 #define GPIO_PHYS	(0x80000e00)	/* General Purpose IO */
 #define BMI_PHYS	(0x80000f00)	/* Battery Monitor Interface */
+#define HRTFTC_PHYS	(0x80001000)	/* High-res TFT Controller (LH7A400) */
+#define ALI_PHYS	(0x80001000)	/* Advanced LCD Interface (LH7A404) */
 #define WDT_PHYS	(0x80001400)	/* Watchdog Timer */
 #define SMC_PHYS	(0x80002000)	/* Static Memory Controller */
 #define SDRC_PHYS	(0x80002400)	/* SDRAM Controller */
@@ -43,6 +45,7 @@
 
 	/* Physical registers of the LH7A404 */
 
+#define ADC_PHYS	(0x80001300)	/* A/D & Touchscreen Controller */
 #define VIC1_PHYS	(0x80008000)	/* Vectored Interrupt Controller 1 */
 #define USBH_PHYS	(0x80009000)	/* USB OHCI host controller */
 #define VIC2_PHYS	(0x8000a000)	/* Vectored Interrupt Controller 2 */
@@ -53,10 +56,32 @@
 
 	/* Clock/State Controller register */
 
+#define CSC_PWRSR	__REG(CSC_PHYS + 0x00) /* Reset register & ID */
 #define CSC_PWRCNT	__REG(CSC_PHYS + 0x04) /* Power control */
+#define CSC_CLKSET	__REG(CSC_PHYS + 0x20) /* Clock speed control */
+#define CSC_USBDRESET	__REG(CSC_PHYS + 0x4c) /* USB Device resets */
 
 #define CSC_PWRCNT_USBH_EN	(1<<28)	/* USB Host power enable */
-
+#define CSC_PWRCNT_DMAC_M2M1_EN	(1<<27)
+#define CSC_PWRCNT_DMAC_M2M0_EN	(1<<26)
+#define CSC_PWRCNT_DMAC_M2P8_EN	(1<<25)
+#define CSC_PWRCNT_DMAC_M2P9_EN	(1<<24)
+#define CSC_PWRCNT_DMAC_M2P6_EN	(1<<23)
+#define CSC_PWRCNT_DMAC_M2P7_EN	(1<<22)
+#define CSC_PWRCNT_DMAC_M2P4_EN	(1<<21)
+#define CSC_PWRCNT_DMAC_M2P5_EN	(1<<20)
+#define CSC_PWRCNT_DMAC_M2P2_EN	(1<<19)
+#define CSC_PWRCNT_DMAC_M2P3_EN	(1<<18)
+#define CSC_PWRCNT_DMAC_M2P0_EN	(1<<17)
+#define CSC_PWRCNT_DMAC_M2P1_EN	(1<<16)
+
+#define CSC_PWRSR_CHIPMAN_SHIFT	(24)
+#define CSC_PWRSR_CHIPMAN_MASK	(0xff)
+#define CSC_PWRSR_CHIPID_SHIFT	(16)
+#define CSC_PWRSR_CHIPID_MASK	(0xff)
+
+#define CSC_USBDRESET_APBRESETREG	(1<<1)
+#define CSC_USBDRESET_IORESETREG	(1<<0)
 
 	/* Interrupt Controller registers */
 
@@ -109,6 +134,13 @@
 #define GPIO_GPIOFEOI	__REG(GPIO_PHYS + 0x54)	/* GPIO End-of-Interrupt */
 #define GPIO_GPIOINTEN	__REG(GPIO_PHYS + 0x58)	/* GPIO Interrupt Enable */
 #define GPIO_INTSTATUS	__REG(GPIO_PHYS + 0x5c)	/* GPIO Interrupt Status */
+#define GPIO_PINMUX	__REG(GPIO_PHYS + 0x2c)
+#define GPIO_PADD	__REG(GPIO_PHYS + 0x10)
+#define GPIO_PAD	__REG(GPIO_PHYS + 0x00)
+#define GPIO_PCD	__REG(GPIO_PHYS + 0x08)
+#define GPIO_PCDD	__REG(GPIO_PHYS + 0x18)
+#define GPIO_PEDD	__REG(GPIO_PHYS + 0x24)
+#define GPIO_PED	__REG(GPIO_PHYS + 0x20)
 
 
 	/* Static Memory Controller registers */
@@ -138,20 +170,21 @@
 #endif
 
 #if defined (CONFIG_MACH_LPD7A400) || defined (CONFIG_MACH_LPD7A404)
-# define CPLD_CONTROL		__REG8(CPLD02_PHYS)
-# define CPLD_SPI_DATA		__REG8(CPLD06_PHYS)
-# define CPLD_SPI_CONTROL	__REG8(CPLD08_PHYS)
-# define CPLD_SPI_EEPROM	__REG8(CPLD0A_PHYS)
-# define CPLD_INTERRUPTS	__REG8(CPLD0C_PHYS) /* IRQ mask/status */
-# define CPLD_BOOT_MODE		__REG8(CPLD0E_PHYS)
-# define CPLD_FLASH		__REG8(CPLD10_PHYS)
-# define CPLD_POWER_MGMT	__REG8(CPLD12_PHYS)
-# define CPLD_REVISION		__REG8(CPLD14_PHYS)
-# define CPLD_GPIO_EXT		__REG8(CPLD16_PHYS)
-# define CPLD_GPIO_DATA		__REG8(CPLD18_PHYS)
-# define CPLD_GPIO_DIR		__REG8(CPLD1A_PHYS)
-#endif
 
+# define CPLD_CONTROL		__REG16(CPLD02_PHYS)
+# define CPLD_SPI_DATA		__REG16(CPLD06_PHYS)
+# define CPLD_SPI_CONTROL	__REG16(CPLD08_PHYS)
+# define CPLD_SPI_EEPROM	__REG16(CPLD0A_PHYS)
+# define CPLD_INTERRUPTS	__REG16(CPLD0C_PHYS) /* IRQ mask/status */
+# define CPLD_BOOT_MODE		__REG16(CPLD0E_PHYS)
+# define CPLD_FLASH		__REG16(CPLD10_PHYS)
+# define CPLD_POWER_MGMT	__REG16(CPLD12_PHYS)
+# define CPLD_REVISION		__REG16(CPLD14_PHYS)
+# define CPLD_GPIO_EXT		__REG16(CPLD16_PHYS)
+# define CPLD_GPIO_DATA		__REG16(CPLD18_PHYS)
+# define CPLD_GPIO_DIR		__REG16(CPLD1A_PHYS)
+
+#endif
 
 	/* Timer registers */
 
@@ -190,4 +223,3 @@
 
 
 #endif  /* _ASM_ARCH_REGISTERS_H */
-
diff --git a/include/asm-arm/arch-lh7a40x/ssp.h b/include/asm-arm/arch-lh7a40x/ssp.h
new file mode 100644
index 00000000000..132b1c4d5ce
--- /dev/null
+++ b/include/asm-arm/arch-lh7a40x/ssp.h
@@ -0,0 +1,71 @@
+/* ssp.h
+     $Id$
+
+   written by Marc Singer
+   6 Dec 2004
+
+   Copyright (C) 2004 Marc Singer
+
+   -----------
+   DESCRIPTION
+   -----------
+
+   This SSP header is available throughout the kernel, for this
+   machine/architecture, because drivers that use it may be dispersed.
+
+   This file was cloned from the 7952x implementation.  It would be
+   better to share them, but we're taking an easier approach for the
+   time being.
+
+*/
+
+#if !defined (__SSP_H__)
+#    define   __SSP_H__
+
+/* ----- Includes */
+
+/* ----- Types */
+
+struct ssp_driver {
+	int  (*init)		(void);
+	void (*exit)		(void);
+	void (*acquire)		(void);
+	void (*release)		(void);
+	int  (*configure)	(int device, int mode, int speed,
+				 int frame_size_write, int frame_size_read);
+	void (*chip_select)	(int enable);
+	void (*set_callbacks)   (void* handle,
+				 irqreturn_t (*callback_tx)(void*),
+				 irqreturn_t (*callback_rx)(void*));
+	void (*enable)		(void);
+	void (*disable)		(void);
+//	int  (*save_state)	(void*);
+//	void (*restore_state)	(void*);
+	int  (*read)		(void);
+	int  (*write)		(u16 data);
+	int  (*write_read)	(u16 data);
+	void (*flush)		(void);
+	void (*write_async)	(void* pv, size_t cb);
+	size_t (*write_pos)	(void);
+};
+
+	/* These modes are only available on the LH79524 */
+#define SSP_MODE_SPI		(1)
+#define SSP_MODE_SSI		(2)
+#define SSP_MODE_MICROWIRE	(3)
+#define SSP_MODE_I2S		(4)
+
+	/* CPLD SPI devices */
+#define DEVICE_EEPROM	0	/* Configuration eeprom */
+#define DEVICE_MAC	1	/* MAC eeprom (LPD79524) */
+#define DEVICE_CODEC	2	/* Audio codec */
+#define DEVICE_TOUCH	3	/* Touch screen (LPD79520) */
+
+/* ----- Globals */
+
+/* ----- Prototypes */
+
+//extern struct ssp_driver lh79520_i2s_driver;
+extern struct ssp_driver lh7a400_cpld_ssp_driver;
+
+#endif  /* __SSP_H__ */
diff --git a/include/asm-arm/arch-lh7a40x/uncompress.h b/include/asm-arm/arch-lh7a40x/uncompress.h
index f8053346f60..3d1ce0426a3 100644
--- a/include/asm-arm/arch-lh7a40x/uncompress.h
+++ b/include/asm-arm/arch-lh7a40x/uncompress.h
@@ -16,7 +16,7 @@
 #ifndef UART_R_STATUS
 # define UART_R_STATUS	(0x10)
 #endif
-#define nTxRdy  	(0x20)	/* Not TxReady (literally Tx FIFO full) */
+#define nTxRdy		(0x20)	/* Not TxReady (literally Tx FIFO full) */
 
 	/* Access UART with physical addresses before MMU is setup */
 #define UART_STATUS (*(volatile unsigned long*) (UART2_PHYS + UART_R_STATUS))