[U-Boot] [PATCH 1/2] atmel: update at91sam9m10g45 SoC support to new style
Thomas Petazzoni
thomas.petazzoni at free-electrons.com
Thu Aug 4 12:10:24 CEST 2011
Based on earlier work by Alex Waterman <awaterman at dawning.com>.
Signed-off-by: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>
---
.../cpu/arm926ejs/at91/at91sam9m10g45_devices.c | 28 ++--
arch/arm/include/asm/arch-at91/at91sam9g45.h | 12 ++
.../arm/include/asm/arch-at91/at91sam9g45_matrix.h | 194 +++++++-------------
3 files changed, 94 insertions(+), 140 deletions(-)
diff --git a/arch/arm/cpu/arm926ejs/at91/at91sam9m10g45_devices.c b/arch/arm/cpu/arm926ejs/at91/at91sam9m10g45_devices.c
index 4ad9b1f..c75d4d8 100644
--- a/arch/arm/cpu/arm926ejs/at91/at91sam9m10g45_devices.c
+++ b/arch/arm/cpu/arm926ejs/at91/at91sam9m10g45_devices.c
@@ -26,42 +26,42 @@
#include <asm/arch/at91_common.h>
#include <asm/arch/at91_pmc.h>
#include <asm/arch/gpio.h>
-#include <asm/arch/io.h>
+#include <asm/io.h>
void at91_serial0_hw_init(void)
{
- at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+ at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC;
at91_set_a_periph(AT91_PIO_PORTB, 19, 1); /* TXD0 */
at91_set_a_periph(AT91_PIO_PORTB, 18, 0); /* RXD0 */
- writel(1 << AT91SAM9G45_ID_US0, &pmc->pcer);
+ writel(1 << ATMEL_ID_USART0, &pmc->pcer);
}
void at91_serial1_hw_init(void)
{
- at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+ at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC;
at91_set_a_periph(AT91_PIO_PORTB, 4, 1); /* TXD1 */
at91_set_a_periph(AT91_PIO_PORTB, 5, 0); /* RXD1 */
- writel(1 << AT91SAM9G45_ID_US1, &pmc->pcer);
+ writel(1 << ATMEL_ID_USART1, &pmc->pcer);
}
void at91_serial2_hw_init(void)
{
- at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+ at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC;
at91_set_a_periph(AT91_PIO_PORTD, 6, 1); /* TXD2 */
at91_set_a_periph(AT91_PIO_PORTD, 7, 0); /* RXD2 */
- writel(1 << AT91SAM9G45_ID_US2, &pmc->pcer);
+ writel(1 << ATMEL_ID_USART2, &pmc->pcer);
}
void at91_serial3_hw_init(void)
{
- at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+ at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC;
at91_set_a_periph(AT91_PIO_PORTB, 12, 0); /* DRXD */
at91_set_a_periph(AT91_PIO_PORTB, 13, 1); /* DTXD */
- writel(1 << AT91_ID_SYS, &pmc->pcer);
+ writel(1 << ATMEL_ID_USART3, &pmc->pcer);
}
void at91_serial_hw_init(void)
@@ -83,17 +83,17 @@ void at91_serial_hw_init(void)
#endif
}
-#ifdef CONFIG_ATMEL_SPI
+#if defined(CONFIG_HAS_DATAFLASH) || defined(CONFIG_ATMEL_SPI)
void at91_spi0_hw_init(unsigned long cs_mask)
{
- at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+ at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC;
at91_set_a_periph(AT91_PIO_PORTB, 0, 0); /* SPI0_MISO */
at91_set_a_periph(AT91_PIO_PORTB, 1, 0); /* SPI0_MOSI */
at91_set_a_periph(AT91_PIO_PORTB, 2, 0); /* SPI0_SPCK */
/* Enable clock */
- writel(1 << AT91SAM9G45_ID_SPI0, &pmc->pcer);
+ writel(1 << ATMEL_ID_SPI0, &pmc->pcer);
if (cs_mask & (1 << 0)) {
at91_set_a_periph(AT91_PIO_PORTB, 3, 0);
@@ -123,14 +123,14 @@ void at91_spi0_hw_init(unsigned long cs_mask)
void at91_spi1_hw_init(unsigned long cs_mask)
{
- at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+ at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC;
at91_set_a_periph(AT91_PIO_PORTB, 14, 0); /* SPI1_MISO */
at91_set_a_periph(AT91_PIO_PORTB, 15, 0); /* SPI1_MOSI */
at91_set_a_periph(AT91_PIO_PORTB, 16, 0); /* SPI1_SPCK */
/* Enable clock */
- writel(1 << AT91SAM9G45_ID_SPI1, &pmc->pcer);
+ writel(1 << ATMEL_ID_SPI1, &pmc->pcer);
if (cs_mask & (1 << 0)) {
at91_set_a_periph(AT91_PIO_PORTB, 17, 0);
diff --git a/arch/arm/include/asm/arch-at91/at91sam9g45.h b/arch/arm/include/asm/arch-at91/at91sam9g45.h
index 364b86c..4df6b09 100644
--- a/arch/arm/include/asm/arch-at91/at91sam9g45.h
+++ b/arch/arm/include/asm/arch-at91/at91sam9g45.h
@@ -129,6 +129,18 @@
#define ATMEL_BASE_VDEC 0x00900000 /* Video Decoder Controller */
/*
+ * External memory
+ */
+#define ATMEL_BASE_CS0 0x10000000
+#define ATMEL_BASE_CS1 0x20000000
+#define ATMEL_BASE_CS2 0x30000000
+#define ATMEL_BASE_CS3 0x40000000
+#define ATMEL_BASE_CS4 0x50000000
+#define ATMEL_BASE_CS5 0x60000000
+#define ATMEL_BASE_CS6 0x70000000
+#define ATMEL_BASE_CS7 0x80000000
+
+/*
* Other misc defines
*/
#define ATMEL_PIO_PORTS 5 /* this SoCs has 5 PIO */
diff --git a/arch/arm/include/asm/arch-at91/at91sam9g45_matrix.h b/arch/arm/include/asm/arch-at91/at91sam9g45_matrix.h
index 1620e1b..bace7e4 100644
--- a/arch/arm/include/asm/arch-at91/at91sam9g45_matrix.h
+++ b/arch/arm/include/asm/arch-at91/at91sam9g45_matrix.h
@@ -15,139 +15,81 @@
#ifndef AT91SAM9G45_MATRIX_H
#define AT91SAM9G45_MATRIX_H
-#define AT91_MATRIX_MCFG0 (AT91_MATRIX + 0x00) /* Master Configuration Register 0 */
-#define AT91_MATRIX_MCFG1 (AT91_MATRIX + 0x04) /* Master Configuration Register 1 */
-#define AT91_MATRIX_MCFG2 (AT91_MATRIX + 0x08) /* Master Configuration Register 2 */
-#define AT91_MATRIX_MCFG3 (AT91_MATRIX + 0x0C) /* Master Configuration Register 3 */
-#define AT91_MATRIX_MCFG4 (AT91_MATRIX + 0x10) /* Master Configuration Register 4 */
-#define AT91_MATRIX_MCFG5 (AT91_MATRIX + 0x14) /* Master Configuration Register 5 */
-#define AT91_MATRIX_MCFG6 (AT91_MATRIX + 0x18) /* Master Configuration Register 6 */
-#define AT91_MATRIX_MCFG7 (AT91_MATRIX + 0x1C) /* Master Configuration Register 7 */
-#define AT91_MATRIX_MCFG8 (AT91_MATRIX + 0x20) /* Master Configuration Register 8 */
-#define AT91_MATRIX_MCFG9 (AT91_MATRIX + 0x24) /* Master Configuration Register 9 */
-#define AT91_MATRIX_MCFG10 (AT91_MATRIX + 0x28) /* Master Configuration Register 10 */
-#define AT91_MATRIX_MCFG11 (AT91_MATRIX + 0x2C) /* Master Configuration Register 11 */
-#define AT91_MATRIX_ULBT (7 << 0) /* Undefined Length Burst Type */
-#define AT91_MATRIX_ULBT_INFINITE (0 << 0)
-#define AT91_MATRIX_ULBT_SINGLE (1 << 0)
-#define AT91_MATRIX_ULBT_FOUR (2 << 0)
-#define AT91_MATRIX_ULBT_EIGHT (3 << 0)
-#define AT91_MATRIX_ULBT_SIXTEEN (4 << 0)
-#define AT91_MATRIX_ULBT_THIRTYTWO (5 << 0)
-#define AT91_MATRIX_ULBT_SIXTYFOUR (6 << 0)
-#define AT91_MATRIX_ULBT_128 (7 << 0)
+#ifndef __ASSEMBLY__
-#define AT91_MATRIX_SCFG0 (AT91_MATRIX + 0x40) /* Slave Configuration Register 0 */
-#define AT91_MATRIX_SCFG1 (AT91_MATRIX + 0x44) /* Slave Configuration Register 1 */
-#define AT91_MATRIX_SCFG2 (AT91_MATRIX + 0x48) /* Slave Configuration Register 2 */
-#define AT91_MATRIX_SCFG3 (AT91_MATRIX + 0x4C) /* Slave Configuration Register 3 */
-#define AT91_MATRIX_SCFG4 (AT91_MATRIX + 0x50) /* Slave Configuration Register 4 */
-#define AT91_MATRIX_SCFG5 (AT91_MATRIX + 0x54) /* Slave Configuration Register 5 */
-#define AT91_MATRIX_SCFG6 (AT91_MATRIX + 0x58) /* Slave Configuration Register 6 */
-#define AT91_MATRIX_SCFG7 (AT91_MATRIX + 0x5C) /* Slave Configuration Register 7 */
-#define AT91_MATRIX_SLOT_CYCLE (0x1ff << 0) /* Maximum Number of Allowed Cycles for a Burst */
-#define AT91_MATRIX_DEFMSTR_TYPE (3 << 16) /* Default Master Type */
-#define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16)
-#define AT91_MATRIX_DEFMSTR_TYPE_LAST (1 << 16)
-#define AT91_MATRIX_DEFMSTR_TYPE_FIXED (2 << 16)
-#define AT91_MATRIX_FIXED_DEFMSTR (0xf << 18) /* Fixed Index of Default Master */
+struct at91_matrix {
+ u32 mcfg[16];
+ u32 scfg[16];
+ u32 pras[16][2];
+ u32 mrcr; /* 0x100 Master Remap Control */
+ u32 filler[3];
+ u32 tcmr;
+ u32 filler2;
+ u32 ddrmpr;
+ u32 filler3[3];
+ u32 ebicsa;
+ u32 filler4[47];
+ u32 wpmr;
+ u32 wpsr;
+};
-#define AT91_MATRIX_PRAS0 (AT91_MATRIX + 0x80) /* Priority Register A for Slave 0 */
-#define AT91_MATRIX_PRBS0 (AT91_MATRIX + 0x84) /* Priority Register B for Slave 0 */
-#define AT91_MATRIX_PRAS1 (AT91_MATRIX + 0x88) /* Priority Register A for Slave 1 */
-#define AT91_MATRIX_PRBS1 (AT91_MATRIX + 0x8C) /* Priority Register B for Slave 1 */
-#define AT91_MATRIX_PRAS2 (AT91_MATRIX + 0x90) /* Priority Register A for Slave 2 */
-#define AT91_MATRIX_PRBS2 (AT91_MATRIX + 0x94) /* Priority Register B for Slave 2 */
-#define AT91_MATRIX_PRAS3 (AT91_MATRIX + 0x98) /* Priority Register A for Slave 3 */
-#define AT91_MATRIX_PRBS3 (AT91_MATRIX + 0x9C) /* Priority Register B for Slave 3 */
-#define AT91_MATRIX_PRAS4 (AT91_MATRIX + 0xA0) /* Priority Register A for Slave 4 */
-#define AT91_MATRIX_PRBS4 (AT91_MATRIX + 0xA4) /* Priority Register B for Slave 4 */
-#define AT91_MATRIX_PRAS5 (AT91_MATRIX + 0xA8) /* Priority Register A for Slave 5 */
-#define AT91_MATRIX_PRBS5 (AT91_MATRIX + 0xAC) /* Priority Register B for Slave 5 */
-#define AT91_MATRIX_PRAS6 (AT91_MATRIX + 0xB0) /* Priority Register A for Slave 6 */
-#define AT91_MATRIX_PRBS6 (AT91_MATRIX + 0xB4) /* Priority Register B for Slave 6 */
-#define AT91_MATRIX_PRAS7 (AT91_MATRIX + 0xB8) /* Priority Register A for Slave 7 */
-#define AT91_MATRIX_PRBS7 (AT91_MATRIX + 0xBC) /* Priority Register B for Slave 7 */
-#define AT91_MATRIX_M0PR (3 << 0) /* Master 0 Priority */
-#define AT91_MATRIX_M1PR (3 << 4) /* Master 1 Priority */
-#define AT91_MATRIX_M2PR (3 << 8) /* Master 2 Priority */
-#define AT91_MATRIX_M3PR (3 << 12) /* Master 3 Priority */
-#define AT91_MATRIX_M4PR (3 << 16) /* Master 4 Priority */
-#define AT91_MATRIX_M5PR (3 << 20) /* Master 5 Priority */
-#define AT91_MATRIX_M6PR (3 << 24) /* Master 6 Priority */
-#define AT91_MATRIX_M7PR (3 << 28) /* Master 7 Priority */
-#define AT91_MATRIX_M8PR (3 << 0) /* Master 8 Priority (in Register B) */
-#define AT91_MATRIX_M9PR (3 << 4) /* Master 9 Priority (in Register B) */
-#define AT91_MATRIX_M10PR (3 << 8) /* Master 10 Priority (in Register B) */
-#define AT91_MATRIX_M11PR (3 << 12) /* Master 11 Priority (in Register B) */
+#endif /* __ASSEMBLY__ */
-#define AT91_MATRIX_MRCR (AT91_MATRIX + 0x100) /* Master Remap Control Register */
-#define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */
-#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */
-#define AT91_MATRIX_RCB2 (1 << 2)
-#define AT91_MATRIX_RCB3 (1 << 3)
-#define AT91_MATRIX_RCB4 (1 << 4)
-#define AT91_MATRIX_RCB5 (1 << 5)
-#define AT91_MATRIX_RCB6 (1 << 6)
-#define AT91_MATRIX_RCB7 (1 << 7)
-#define AT91_MATRIX_RCB8 (1 << 8)
-#define AT91_MATRIX_RCB9 (1 << 9)
-#define AT91_MATRIX_RCB10 (1 << 10)
-#define AT91_MATRIX_RCB11 (1 << 11)
+#define AT91_MATRIX_ULBT_INFINITE (0 << 0)
+#define AT91_MATRIX_ULBT_SINGLE (1 << 0)
+#define AT91_MATRIX_ULBT_FOUR (2 << 0)
+#define AT91_MATRIX_ULBT_EIGHT (3 << 0)
+#define AT91_MATRIX_ULBT_SIXTEEN (4 << 0)
+#define AT91_MATRIX_ULBT_THIRTYTWO (5 << 0)
+#define AT91_MATRIX_ULBT_SIXTYFOUR (6 << 0)
+#define AT91_MATRIX_ULBT_128 (7 << 0)
-#define AT91_MATRIX_TCMR (AT91_MATRIX + 0x110) /* TCM Configuration Register */
-#define AT91_MATRIX_ITCM_SIZE (0xf << 0) /* Size of ITCM enabled memory block */
-#define AT91_MATRIX_ITCM_0 (0 << 0)
-#define AT91_MATRIX_ITCM_32 (6 << 0)
-#define AT91_MATRIX_DTCM_SIZE (0xf << 4) /* Size of DTCM enabled memory block */
-#define AT91_MATRIX_DTCM_0 (0 << 4)
-#define AT91_MATRIX_DTCM_32 (6 << 4)
-#define AT91_MATRIX_DTCM_64 (7 << 4)
-#define AT91_MATRIX_TCM_NWS (0x1 << 11) /* Wait state TCM register */
-#define AT91_MATRIX_TCM_NO_WS (0x0 << 11)
-#define AT91_MATRIX_TCM_ONE_WS (0x1 << 11)
+#define AT91_MATRIX_DEFMSTR_TYPE_NONE (0 << 16)
+#define AT91_MATRIX_DEFMSTR_TYPE_LAST (1 << 16)
+#define AT91_MATRIX_DEFMSTR_TYPE_FIXED (2 << 16)
+#define AT91_MATRIX_FIXED_DEFMSTR_SHIFT 18
-#define AT91_MATRIX_VIDEO (AT91_MATRIX + 0x118) /* Video Mode Configuration Register */
-#define AT91C_VDEC_SEL (0x1 << 0) /* Video Mode Selection */
-#define AT91C_VDEC_SEL_OFF (0 << 0)
-#define AT91C_VDEC_SEL_ON (1 << 0)
+#define AT91_MATRIX_M0PR_SHIFT 0
+#define AT91_MATRIX_M1PR_SHIFT 4
+#define AT91_MATRIX_M2PR_SHIFT 8
+#define AT91_MATRIX_M3PR_SHIFT 12
+#define AT91_MATRIX_M4PR_SHIFT 16
+#define AT91_MATRIX_M5PR_SHIFT 20
+#define AT91_MATRIX_M6PR_SHIFT 24
+#define AT91_MATRIX_M7PR_SHIFT 28
-#define AT91_MATRIX_EBICSA (AT91_MATRIX + 0x128) /* EBI Chip Select Assignment Register */
-#define AT91_MATRIX_EBI_CS1A (1 << 1) /* Chip Select 1 Assignment */
-#define AT91_MATRIX_EBI_CS1A_SMC (0 << 1)
-#define AT91_MATRIX_EBI_CS1A_SDRAMC (1 << 1)
-#define AT91_MATRIX_EBI_CS3A (1 << 3) /* Chip Select 3 Assignment */
-#define AT91_MATRIX_EBI_CS3A_SMC (0 << 3)
-#define AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA (1 << 3)
-#define AT91_MATRIX_EBI_CS4A (1 << 4) /* Chip Select 4 Assignment */
-#define AT91_MATRIX_EBI_CS4A_SMC (0 << 4)
-#define AT91_MATRIX_EBI_CS4A_SMC_CF0 (1 << 4)
-#define AT91_MATRIX_EBI_CS5A (1 << 5) /* Chip Select 5 Assignment */
-#define AT91_MATRIX_EBI_CS5A_SMC (0 << 5)
-#define AT91_MATRIX_EBI_CS5A_SMC_CF1 (1 << 5)
-#define AT91_MATRIX_EBI_DBPUC (1 << 8) /* Data Bus Pull-up Configuration */
-#define AT91_MATRIX_EBI_DBPU_ON (0 << 8)
-#define AT91_MATRIX_EBI_DBPU_OFF (1 << 8)
-#define AT91_MATRIX_EBI_VDDIOMSEL (1 << 16) /* Memory voltage selection */
-#define AT91_MATRIX_EBI_VDDIOMSEL_1_8V (0 << 16)
-#define AT91_MATRIX_EBI_VDDIOMSEL_3_3V (1 << 16)
-#define AT91_MATRIX_EBI_EBI_IOSR (1 << 17) /* EBI I/O slew rate selection */
-#define AT91_MATRIX_EBI_EBI_IOSR_REDUCED (0 << 17)
-#define AT91_MATRIX_EBI_EBI_IOSR_NORMAL (1 << 17)
-#define AT91_MATRIX_EBI_DDR_IOSR (1 << 18) /* DDR2 dedicated port I/O slew rate selection */
-#define AT91_MATRIX_EBI_DDR_IOSR_REDUCED (0 << 18)
-#define AT91_MATRIX_EBI_DDR_IOSR_NORMAL (1 << 18)
+#define AT91_MATRIX_M8PR_SHIFT 0 /* register B */
+#define AT91_MATRIX_M9PR_SHIFT 4 /* register B */
+#define AT91_MATRIX_M10PR_SHIFT 8 /* register B */
+#define AT91_MATRIX_M11PR_SHIFT 12 /* register B */
-#define AT91_MATRIX_WPMR (AT91_MATRIX + 0x1E4) /* Write Protect Mode Register */
-#define AT91_MATRIX_WPMR_WPEN (1 << 0) /* Write Protect ENable */
-#define AT91_MATRIX_WPMR_WP_WPDIS (0 << 0)
-#define AT91_MATRIX_WPMR_WP_WPEN (1 << 0)
-#define AT91_MATRIX_WPMR_WPKEY (0xFFFFFF << 8) /* Write Protect KEY */
+#define AT91_MATRIX_RCB0 (1 << 0) /* Remap Command for AHB Master 0 (ARM926EJ-S Instruction Master) */
+#define AT91_MATRIX_RCB1 (1 << 1) /* Remap Command for AHB Master 1 (ARM926EJ-S Data Master) */
+#define AT91_MATRIX_RCB2 (1 << 2)
+#define AT91_MATRIX_RCB3 (1 << 3)
+#define AT91_MATRIX_RCB4 (1 << 4)
+#define AT91_MATRIX_RCB5 (1 << 5)
+#define AT91_MATRIX_RCB6 (1 << 6)
+#define AT91_MATRIX_RCB7 (1 << 7)
+#define AT91_MATRIX_RCB8 (1 << 8)
+#define AT91_MATRIX_RCB9 (1 << 9)
+#define AT91_MATRIX_RCB10 (1 << 10)
-#define AT91_MATRIX_WPSR (AT91_MATRIX + 0x1E8) /* Write Protect Status Register */
-#define AT91_MATRIX_WPSR_WPVS (1 << 0) /* Write Protect Violation Status */
-#define AT91_MATRIX_WPSR_NO_WPV (0 << 0)
-#define AT91_MATRIX_WPSR_WPV (1 << 0)
-#define AT91_MATRIX_WPSR_WPVSRC (0xFFFF << 8) /* Write Protect Violation Source */
+#define AT91_MATRIX_EBI_CS1A_SMC (0 << 1)
+#define AT91_MATRIX_EBI_CS1A_SDRAMC (1 << 1)
+#define AT91_MATRIX_EBI_CS3A_SMC (0 << 3)
+#define AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA (1 << 3)
+#define AT91_MATRIX_EBI_CS4A_SMC (0 << 4)
+#define AT91_MATRIX_EBI_CS4A_SMC_CF0 (1 << 4)
+#define AT91_MATRIX_EBI_CS5A_SMC (0 << 5)
+#define AT91_MATRIX_EBI_CS5A_SMC_CF1 (1 << 5)
+#define AT91_MATRIX_EBI_DBPU_ON (0 << 8)
+#define AT91_MATRIX_EBI_DBPU_OFF (1 << 8)
+#define AT91_MATRIX_EBI_VDDIOMSEL_1_8V (0 << 16)
+#define AT91_MATRIX_EBI_VDDIOMSEL_3_3V (1 << 16)
+#define AT91_MATRIX_EBI_EBI_IOSR_REDUCED (0 << 17)
+#define AT91_MATRIX_EBI_EBI_IOSR_NORMAL (1 << 17)
+#define AT91_MATRIX_EBI_DDR_IOSR_REDUCED (0 << 18)
+#define AT91_MATRIX_EBI_DDR_IOSR_NORMAL (1 << 18)
#endif
--
1.7.4.1
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