[U-Boot] [PATCH 5/9 V3] convert common files to new SoC access
Jens Scharsig
js_at_ng at scharsoft.de
Sat Jan 23 12:03:31 CET 2010
* convert common files in cpu/../at91 and a lot of drivers to use
c stucture SoC access
* add's a warning to all files, which need update to new SoC access
Signed-off-by: Jens Scharsig <js_at_ng at scharsoft.de>
---
cpu/arm926ejs/at91/at91cap9_devices.c | 4 +
cpu/arm926ejs/at91/at91sam9261_devices.c | 4 +
cpu/arm926ejs/at91/at91sam9263_devices.c | 33 ++++++--
cpu/arm926ejs/at91/at91sam9m10g45_devices.c | 4 +
cpu/arm926ejs/at91/at91sam9rl_devices.c | 4 +
cpu/arm926ejs/at91/clock.c | 51 +++++++------
cpu/arm926ejs/at91/cpu.c | 4 +
cpu/arm926ejs/at91/led.c | 7 ++
cpu/arm926ejs/at91/lowlevel_init.S | 110 +++++++++++++++------------
cpu/arm926ejs/at91/reset.c | 8 +-
cpu/arm926ejs/at91/timer.c | 17 +++--
drivers/i2c/soft_i2c.c | 11 ++-
drivers/serial/at91rm9200_usart.c | 8 ++
drivers/serial/atmel_usart.c | 4 +
drivers/spi/atmel_dataflash_spi.c | 4 +
drivers/usb/host/ohci-at91.c | 5 +
drivers/video/bus_vcxk.c | 22 +++++-
include/i2c.h | 5 +
18 files changed, 209 insertions(+), 96 deletions(-)
diff --git a/cpu/arm926ejs/at91/at91cap9_devices.c b/cpu/arm926ejs/at91/at91cap9_devices.c
index c41e139..0f8086d 100644
--- a/cpu/arm926ejs/at91/at91cap9_devices.c
+++ b/cpu/arm926ejs/at91/at91cap9_devices.c
@@ -27,6 +27,10 @@
*/
#include <common.h>
+#ifndef CONFIG_AT91_LEGACY
+#define CONFIG_AT91_LEGACY
+#warning Please update to use C structur SoC access !
+#endif
#include <asm/arch/at91_common.h>
#include <asm/arch/at91_pmc.h>
#include <asm/arch/gpio.h>
diff --git a/cpu/arm926ejs/at91/at91sam9261_devices.c b/cpu/arm926ejs/at91/at91sam9261_devices.c
index 9112ccb..172845a 100644
--- a/cpu/arm926ejs/at91/at91sam9261_devices.c
+++ b/cpu/arm926ejs/at91/at91sam9261_devices.c
@@ -23,6 +23,10 @@
*/
#include <common.h>
+#ifndef CONFIG_AT91_LEGACY
+#define CONFIG_AT91_LEGACY
+#warning Please update to use C structur SoC access !
+#endif
#include <asm/arch/at91_common.h>
#include <asm/arch/at91_pmc.h>
#include <asm/arch/gpio.h>
diff --git a/cpu/arm926ejs/at91/at91sam9263_devices.c b/cpu/arm926ejs/at91/at91sam9263_devices.c
index eb56ebf..05a5ab5 100644
--- a/cpu/arm926ejs/at91/at91sam9263_devices.c
+++ b/cpu/arm926ejs/at91/at91sam9263_devices.c
@@ -27,37 +27,46 @@
*/
#include <common.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/io.h>
#include <asm/arch/at91_common.h>
#include <asm/arch/at91_pmc.h>
-#include <asm/arch/gpio.h>
-#include <asm/arch/io.h>
+#include <asm/arch/at91_pio.h>
void at91_serial0_hw_init(void)
{
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+
at91_set_a_periph(AT91_PORTPIN(A, 26), 1); /* TXD0 */
at91_set_a_periph(AT91_PORTPIN(A, 27), 0); /* RXD0 */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_US0);
+ writel(1 << AT91SAM9263_ID_US0, &pmc->pcer);
}
void at91_serial1_hw_init(void)
{
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+
at91_set_a_periph(AT91_PORTPIN(D, 0), 1); /* TXD1 */
at91_set_a_periph(AT91_PORTPIN(D, 1), 0); /* RXD1 */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_US1);
+ writel(1 << AT91SAM9263_ID_US1, &pmc->pcer);
}
void at91_serial2_hw_init(void)
{
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+
at91_set_a_periph(AT91_PORTPIN(D, 2), 1); /* TXD2 */
at91_set_a_periph(AT91_PORTPIN(D, 3), 0); /* RXD2 */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_US2);
+ writel(1 << AT91SAM9263_ID_US2, &pmc->pcer);
}
void at91_serial3_hw_init(void)
{
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+
at91_set_a_periph(AT91_PORTPIN(C, 30), 0); /* DRXD */
at91_set_a_periph(AT91_PORTPIN(C, 31), 1); /* DTXD */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS);
+ writel(1 << AT91_ID_SYS, &pmc->pcer);
}
void at91_serial_hw_init(void)
@@ -82,12 +91,14 @@ void at91_serial_hw_init(void)
#ifdef CONFIG_HAS_DATAFLASH
void at91_spi0_hw_init(unsigned long cs_mask)
{
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+
at91_set_b_periph(AT91_PORTPIN(A, 0), 0); /* SPI0_MISO */
at91_set_b_periph(AT91_PORTPIN(A, 1), 0); /* SPI0_MOSI */
at91_set_b_periph(AT91_PORTPIN(A, 2), 0); /* SPI0_SPCK */
/* Enable clock */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_SPI0);
+ writel(1 << AT91SAM9263_ID_SPI0, &pmc->pcer);
if (cs_mask & (1 << 0)) {
at91_set_b_periph(AT91_PORTPIN(A, 5), 1);
@@ -117,12 +128,14 @@ 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_set_a_periph(AT91_PORTPIN(B, 12), 0); /* SPI1_MISO */
at91_set_a_periph(AT91_PORTPIN(B, 13), 0); /* SPI1_MOSI */
at91_set_a_periph(AT91_PORTPIN(B, 14), 0); /* SPI1_SPCK */
/* Enable clock */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_SPI1);
+ writel(1 << AT91SAM9263_ID_SPI1, &pmc->pcer);
if (cs_mask & (1 << 0)) {
at91_set_a_periph(AT91_PORTPIN(B, 15), 1);
@@ -190,10 +203,12 @@ void at91_uhp_hw_init(void)
#ifdef CONFIG_AT91_CAN
void at91_can_hw_init(void)
{
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+
at91_set_a_periph(AT91_PORTPIN(A, 13), 0); /* CAN_TX */
at91_set_a_periph(AT91_PORTPIN(A, 14), 1); /* CAN_RX */
/* Enable clock */
- at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9263_ID_CAN);
+ writel(1 << AT91SAM9263_ID_CAN, &pmc->pcer);
}
#endif
diff --git a/cpu/arm926ejs/at91/at91sam9m10g45_devices.c b/cpu/arm926ejs/at91/at91sam9m10g45_devices.c
index c3a2102..55b9b5a 100644
--- a/cpu/arm926ejs/at91/at91sam9m10g45_devices.c
+++ b/cpu/arm926ejs/at91/at91sam9m10g45_devices.c
@@ -23,6 +23,10 @@
*/
#include <common.h>
+#ifndef CONFIG_AT91_LEGACY
+#define CONFIG_AT91_LEGACY
+#warning Please update to use C structur SoC access !
+#endif
#include <asm/arch/at91_common.h>
#include <asm/arch/at91_pmc.h>
#include <asm/arch/gpio.h>
diff --git a/cpu/arm926ejs/at91/at91sam9rl_devices.c b/cpu/arm926ejs/at91/at91sam9rl_devices.c
index 9c5624a..946bdc5 100644
--- a/cpu/arm926ejs/at91/at91sam9rl_devices.c
+++ b/cpu/arm926ejs/at91/at91sam9rl_devices.c
@@ -23,6 +23,10 @@
*/
#include <common.h>
+#ifndef CONFIG_AT91_LEGACY
+#define CONFIG_AT91_LEGACY
+#warning Please update to use C structur SoC access !
+#endif
#include <asm/arch/at91_common.h>
#include <asm/arch/at91_pmc.h>
#include <asm/arch/gpio.h>
diff --git a/cpu/arm926ejs/at91/clock.c b/cpu/arm926ejs/at91/clock.c
index 574f488..7e03907 100644
--- a/cpu/arm926ejs/at91/clock.c
+++ b/cpu/arm926ejs/at91/clock.c
@@ -13,9 +13,9 @@
#include <config.h>
#include <asm/arch/hardware.h>
+#include <asm/arch/io.h>
#include <asm/arch/at91_pmc.h>
#include <asm/arch/clk.h>
-#include <asm/arch/io.h>
static unsigned long cpu_clk_rate_hz;
static unsigned long main_clk_rate_hz;
@@ -57,14 +57,14 @@ u32 get_pllb_init(void)
static unsigned long at91_css_to_rate(unsigned long css)
{
switch (css) {
- case AT91_PMC_CSS_SLOW:
- return AT91_SLOW_CLOCK;
- case AT91_PMC_CSS_MAIN:
- return main_clk_rate_hz;
- case AT91_PMC_CSS_PLLA:
- return plla_rate_hz;
- case AT91_PMC_CSS_PLLB:
- return pllb_rate_hz;
+ case AT91_PMC_MCKR_CSS_SLOW:
+ return AT91_SLOW_CLOCK;
+ case AT91_PMC_MCKR_CSS_MAIN:
+ return main_clk_rate_hz;
+ case AT91_PMC_MCKR_CSS_PLLA:
+ return plla_rate_hz;
+ case AT91_PMC_MCKR_CSS_PLLB:
+ return pllb_rate_hz;
}
return 0;
@@ -146,6 +146,7 @@ static u32 at91_pll_rate(u32 freq, u32 reg)
int at91_clock_init(unsigned long main_clock)
{
unsigned freq, mckr;
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
#ifndef AT91_MAIN_CLOCK
unsigned tmp;
/*
@@ -164,7 +165,7 @@ int at91_clock_init(unsigned long main_clock)
main_clk_rate_hz = main_clock;
/* report if PLLA is more than mildly overclocked */
- plla_rate_hz = at91_pll_rate(main_clock, at91_sys_read(AT91_CKGR_PLLAR));
+ plla_rate_hz = at91_pll_rate(main_clock, readl(&pmc->pllar));
#ifdef CONFIG_USB_ATMEL
/*
@@ -174,7 +175,7 @@ int at91_clock_init(unsigned long main_clock)
* REVISIT: assumes MCK doesn't derive from PLLB!
*/
at91_pllb_usb_init = at91_pll_calc(main_clock, 48000000 * 2) |
- AT91_PMC_USB96M;
+ AT91_PMC_PLLBR_USBDIV_2;
pllb_rate_hz = at91_pll_rate(main_clock, at91_pllb_usb_init);
#endif
@@ -182,28 +183,32 @@ int at91_clock_init(unsigned long main_clock)
* MCK and CPU derive from one of those primary clocks.
* For now, assume this parentage won't change.
*/
- mckr = at91_sys_read(AT91_PMC_MCKR);
+ mckr = readl(&pmc->mckr);
#if defined(CONFIG_AT91SAM9G45) || defined(CONFIG_AT91SAM9M10G45)
/* plla divisor by 2 */
plla_rate_hz /= (1 << ((mckr & 1 << 12) >> 12));
#endif
- freq = mck_rate_hz = at91_css_to_rate(mckr & AT91_PMC_CSS);
+ mck_rate_hz = at91_css_to_rate(mckr & AT91_PMC_MCKR_CSS_MASK);
+ freq = mck_rate_hz;
- freq /= (1 << ((mckr & AT91_PMC_PRES) >> 2)); /* prescale */
+ freq /= (1 << ((mckr & AT91_PMC_MCKR_PRES_MASK) >> 2)); /* prescale */
#if defined(CONFIG_AT91RM9200)
- mck_rate_hz = freq / (1 + ((mckr & AT91_PMC_MDIV) >> 8)); /* mdiv */
+ /* mdiv */
+ mck_rate_hz = freq / (1 + ((mckr & AT91_PMC_MCKR_MDIV_MASK) >> 8));
#elif defined(CONFIG_AT91SAM9G20)
- mck_rate_hz = (mckr & AT91_PMC_MDIV) ?
- freq / ((mckr & AT91_PMC_MDIV) >> 7) : freq; /* mdiv ; (x >> 7) = ((x >> 8) * 2) */
- if (mckr & AT91_PMC_PDIV)
- freq /= 2; /* processor clock division */
+ /* mdiv ; (x >> 7) = ((x >> 8) * 2) */
+ mck_rate_hz = (mckr & AT91_PMC_MCKR_MDIV_MASK) ?
+ freq / ((mckr & AT91_PMC_MCKR_MDIV_MASK) >> 7) : freq;
+ if (mckr & AT91_PMC_MCKR_MDIV_MASK)
+ freq /= 2; /* processor clock division */
#elif defined(CONFIG_AT91SAM9G45) || defined(CONFIG_AT91SAM9M10G45)
- mck_rate_hz = (mckr & AT91_PMC_MDIV) == AT91SAM9_PMC_MDIV_3 ?
- freq / 3 : freq / (1 << ((mckr & AT91_PMC_MDIV) >> 8)); /* mdiv */
+ mck_rate_hz = (mckr & AT91_PMC_MCKR_MDIV_MASK) == AT91SAM9_PMC_MDIV_3
+ ? freq / 3
+ : freq / (1 << ((mckr & AT91_PMC_MCKR_MDIV_MASK) >> 8));
#else
- mck_rate_hz = freq / (1 << ((mckr & AT91_PMC_MDIV) >> 8)); /* mdiv */
+ mck_rate_hz = freq / (1 << ((mckr & AT91_PMC_MCKR_MDIV_MASK) >> 8));
#endif
cpu_clk_rate_hz = freq;
- return 0;
+ return 0;
}
diff --git a/cpu/arm926ejs/at91/cpu.c b/cpu/arm926ejs/at91/cpu.c
index f2f7b62..993b299 100644
--- a/cpu/arm926ejs/at91/cpu.c
+++ b/cpu/arm926ejs/at91/cpu.c
@@ -22,6 +22,10 @@
*/
#include <common.h>
+#ifdef CONFIG_AT91_LEGACY
+#warning Your board is using legacy SoC access. Please update!
+#endif
+
#include <asm/arch/hardware.h>
#include <asm/arch/at91_pmc.h>
#include <asm/arch/clk.h>
diff --git a/cpu/arm926ejs/at91/led.c b/cpu/arm926ejs/at91/led.c
index be68f59..0a0bb57 100644
--- a/cpu/arm926ejs/at91/led.c
+++ b/cpu/arm926ejs/at91/led.c
@@ -23,7 +23,14 @@
*/
#include <common.h>
+/*
+#ifndef CONFIG_AT91_LEGACY
+#define CONFIG_AT91_LEGACY
+#warning Please update to use C structur SoC access !
+#endif
+*/
#include <asm/arch/at91_pmc.h>
+#include <asm/arch/at91_pio.h>
#include <asm/arch/gpio.h>
#include <asm/arch/io.h>
diff --git a/cpu/arm926ejs/at91/lowlevel_init.S b/cpu/arm926ejs/at91/lowlevel_init.S
index f11ebc6..869b581 100644
--- a/cpu/arm926ejs/at91/lowlevel_init.S
+++ b/cpu/arm926ejs/at91/lowlevel_init.S
@@ -27,15 +27,20 @@
*/
#include <config.h>
-#include <version.h>
#include <asm/arch/hardware.h>
#include <asm/arch/at91_pmc.h>
-#include <asm/arch/at91_pio.h>
-#include <asm/arch/at91_rstc.h>
#include <asm/arch/at91_wdt.h>
-#include <asm/arch/at91sam9_matrix.h>
+#include <asm/arch/at91_pio.h>
+#include <asm/arch/at91_matrix.h>
#include <asm/arch/at91sam9_sdramc.h>
#include <asm/arch/at91sam9_smc.h>
+#include <asm/arch/at91_rstc.h>
+#ifdef CONFIG_AT91_LEGACY
+#include <asm/arch/at91sam9_matrix.h>
+#endif
+#ifndef CONFIG_SYS_MATRIX_EBICSA_VAL
+#define CONFIG_SYS_MATRIX_EBICSA_VAL CONFIG_SYS_MATRIX_EBI0CSA_VAL
+#endif
_TEXT_BASE:
.word TEXT_BASE
@@ -75,7 +80,7 @@ POS1:
* - Check if the PLL is already initialized
* ----------------------------------------------------------------------------
*/
- ldr r1, =(AT91_BASE_SYS + AT91_PMC_MCKR)
+ ldr r1, =(AT91_ASM_PMC_MCKR)
ldr r0, [r1]
and r0, r0, #3
cmp r0, #0
@@ -85,18 +90,18 @@ POS1:
* - Enable the Main Oscillator
* ---------------------------------------------------------------------------
*/
- ldr r1, =(AT91_BASE_SYS + AT91_CKGR_MOR)
- ldr r2, =(AT91_BASE_SYS + AT91_PMC_SR)
+ ldr r1, =(AT91_ASM_PMC_MOR)
+ ldr r2, =(AT91_ASM_PMC_SR)
/* Main oscillator Enable register PMC_MOR: */
ldr r0, =CONFIG_SYS_MOR_VAL
str r0, [r1]
/* Reading the PMC Status to detect when the Main Oscillator is enabled */
- mov r4, #AT91_PMC_MOSCS
+ mov r4, #AT91_PMC_IxR_MOSCS
MOSCS_Loop:
ldr r3, [r2]
and r3, r4, r3
- cmp r3, #AT91_PMC_MOSCS
+ cmp r3, #AT91_PMC_IxR_MOSCS
bne MOSCS_Loop
/* ----------------------------------------------------------------------------
@@ -105,56 +110,71 @@ MOSCS_Loop:
* Setup PLLA
* ----------------------------------------------------------------------------
*/
- ldr r1, =(AT91_BASE_SYS + AT91_CKGR_PLLAR)
+ ldr r1, =(AT91_ASM_PMC_PLLAR)
ldr r0, =CONFIG_SYS_PLLAR_VAL
str r0, [r1]
/* Reading the PMC Status register to detect when the PLLA is locked */
- mov r4, #AT91_PMC_LOCKA
+ mov r4, #AT91_PMC_IxR_LOCKA
MOSCS_Loop1:
ldr r3, [r2]
and r3, r4, r3
- cmp r3, #AT91_PMC_LOCKA
+ cmp r3, #AT91_PMC_IxR_LOCKA
bne MOSCS_Loop1
+#ifdef CONFIG_SYS_PLLBR_VAL
+ ldr r1, =(AT91_ASM_PMC_PLLBR)
+ ldr r0, =CONFIG_SYS_PLLBR_VAL
+ str r0, [r1]
+
+ /* Reading the PMC Status register to detect when the PLLB is locked */
+ mov r4, #AT91_PMC_IxR_LOCKB
+PLLB_Loop:
+ ldr r3, [r2]
+ and r3, r4, r3
+ cmp r3, #AT91_PMC_IxR_LOCKB
+ bne PLLB_Loop
+#endif
+
/* ----------------------------------------------------------------------------
* PMC Init Step 3.
* ----------------------------------------------------------------------------
* - Switch on the Main Oscillator
* ----------------------------------------------------------------------------
*/
- ldr r1, =(AT91_BASE_SYS + AT91_PMC_MCKR)
+ ldr r1, =(AT91_ASM_PMC_MCKR)
/* -Master Clock Controller register PMC_MCKR */
ldr r0, =CONFIG_SYS_MCKR1_VAL
str r0, [r1]
/* Reading the PMC Status to detect when the Master clock is ready */
- mov r4, #AT91_PMC_MCKRDY
+ mov r4, #AT91_PMC_IxR_MCKRDY
MCKRDY_Loop:
ldr r3, [r2]
and r3, r4, r3
- cmp r3, #AT91_PMC_MCKRDY
+ cmp r3, #AT91_PMC_IxR_MCKRDY
bne MCKRDY_Loop
ldr r0, =CONFIG_SYS_MCKR2_VAL
str r0, [r1]
/* Reading the PMC Status to detect when the Master clock is ready */
- mov r4, #AT91_PMC_MCKRDY
+ mov r4, #AT91_PMC_IxR_MCKRDY
MCKRDY_Loop1:
ldr r3, [r2]
and r3, r4, r3
- cmp r3, #AT91_PMC_MCKRDY
+ cmp r3, #AT91_PMC_IxR_MCKRDY
bne MCKRDY_Loop1
-
PLL_setup_end:
/* ----------------------------------------------------------------------------
* - memory control configuration 2
* ----------------------------------------------------------------------------
*/
- ldr r0, =(AT91_BASE_SYS + AT91_SDRAMC_TR)
+
+ ldr r0, =(AT91_ASM_SDRAMC_TR)
+
ldr r1, [r0]
cmp r1, #0
bne SDRAM_setup_end
@@ -183,60 +203,53 @@ SDRAM_setup_end:
.ltorg
SMRDATA:
- .word (AT91_BASE_SYS + AT91_WDT_MR)
+ .word AT91_ASM_WDT_MR
.word CONFIG_SYS_WDTC_WDMR_VAL
-
/* configure PIOx as EBI0 D[16-31] */
#if defined(CONFIG_AT91SAM9263)
- .word (AT91_BASE_SYS + AT91_PIOD + PIO_PDR)
+ .word AT91_ASM_PIOD_PDR
.word CONFIG_SYS_PIOD_PDR_VAL1
- .word (AT91_BASE_SYS + AT91_PIOD + PIO_PUDR)
+ .word AT91_ASM_PIOD_PUDR
.word CONFIG_SYS_PIOD_PPUDR_VAL
- .word (AT91_BASE_SYS + AT91_PIOD + PIO_ASR)
+ .word AT91_ASM_PIOD_ASR
.word CONFIG_SYS_PIOD_PPUDR_VAL
#elif defined(CONFIG_AT91SAM9260) || defined(CONFIG_AT91SAM9261) \
|| defined(CONFIG_AT91SAM9G20)
- .word (AT91_BASE_SYS + AT91_PIOC + PIO_PDR)
+ .word AT91_ASM_PIOC_PDR
.word CONFIG_SYS_PIOC_PDR_VAL1
- .word (AT91_BASE_SYS + AT91_PIOC + PIO_PUDR)
+ .word AT91_ASM_PIOC_PUDR
.word CONFIG_SYS_PIOC_PPUDR_VAL
#endif
-
-#if defined(AT91_MATRIX_EBI0CSA)
- .word (AT91_BASE_SYS + AT91_MATRIX_EBI0CSA)
- .word CONFIG_SYS_MATRIX_EBI0CSA_VAL
-#else /* AT91_MATRIX_EBICSA */
- .word (AT91_BASE_SYS + AT91_MATRIX_EBICSA)
+ .word AT91_ASM_MATRIX_CSA0
.word CONFIG_SYS_MATRIX_EBICSA_VAL
-#endif
/* flash */
- .word (AT91_BASE_SYS + AT91_SMC_MODE(0))
+ .word AT91_ASM_SMC_MODE0
.word CONFIG_SYS_SMC0_MODE0_VAL
- .word (AT91_BASE_SYS + AT91_SMC_CYCLE(0))
+ .word AT91_ASM_SMC_CYCLE0
.word CONFIG_SYS_SMC0_CYCLE0_VAL
- .word (AT91_BASE_SYS + AT91_SMC_PULSE(0))
+ .word AT91_ASM_SMC_PULSE0
.word CONFIG_SYS_SMC0_PULSE0_VAL
- .word (AT91_BASE_SYS + AT91_SMC_SETUP(0))
+ .word AT91_ASM_SMC_SETUP0
.word CONFIG_SYS_SMC0_SETUP0_VAL
SMRDATA1:
- .word (AT91_BASE_SYS + AT91_SDRAMC_MR)
+ .word AT91_ASM_SDRAMC_MR
.word CONFIG_SYS_SDRC_MR_VAL1
- .word (AT91_BASE_SYS + AT91_SDRAMC_TR)
+ .word AT91_ASM_SDRAMC_TR
.word CONFIG_SYS_SDRC_TR_VAL1
- .word (AT91_BASE_SYS + AT91_SDRAMC_CR)
+ .word AT91_ASM_SDRAMC_CR
.word CONFIG_SYS_SDRC_CR_VAL
- .word (AT91_BASE_SYS + AT91_SDRAMC_MDR)
+ .word AT91_ASM_SDRAMC_MDR
.word CONFIG_SYS_SDRC_MDR_VAL
- .word (AT91_BASE_SYS + AT91_SDRAMC_MR)
+ .word AT91_ASM_SDRAMC_MR
.word CONFIG_SYS_SDRC_MR_VAL2
.word AT91_SDRAM_BASE
.word CONFIG_SYS_SDRAM_VAL1
- .word (AT91_BASE_SYS + AT91_SDRAMC_MR)
+ .word AT91_ASM_SDRAMC_MR
.word CONFIG_SYS_SDRC_MR_VAL3
.word AT91_SDRAM_BASE
.word CONFIG_SYS_SDRAM_VAL2
@@ -254,26 +267,25 @@ SMRDATA1:
.word CONFIG_SYS_SDRAM_VAL8
.word AT91_SDRAM_BASE
.word CONFIG_SYS_SDRAM_VAL9
- .word (AT91_BASE_SYS + AT91_SDRAMC_MR)
+ .word AT91_ASM_SDRAMC_MR
.word CONFIG_SYS_SDRC_MR_VAL4
.word AT91_SDRAM_BASE
.word CONFIG_SYS_SDRAM_VAL10
- .word (AT91_BASE_SYS + AT91_SDRAMC_MR)
+ .word AT91_ASM_SDRAMC_MR
.word CONFIG_SYS_SDRC_MR_VAL5
.word AT91_SDRAM_BASE
.word CONFIG_SYS_SDRAM_VAL11
- .word (AT91_BASE_SYS + AT91_SDRAMC_TR)
+ .word AT91_ASM_SDRAMC_TR
.word CONFIG_SYS_SDRC_TR_VAL2
.word AT91_SDRAM_BASE
.word CONFIG_SYS_SDRAM_VAL12
/* User reset enable*/
- .word (AT91_BASE_SYS + AT91_RSTC_MR)
+ .word AT91_ASM_RSTC_MR
.word CONFIG_SYS_RSTC_RMR_VAL
#ifdef CONFIG_SYS_MATRIX_MCFG_REMAP
/* MATRIX_MCFG - REMAP all masters */
- .word (AT91_BASE_SYS + AT91_MATRIX_MCFG0)
+ .word AT91_ASM_MATRIX_MCFG
.word 0x1FF
#endif
-
SMRDATA2:
.word 0
diff --git a/cpu/arm926ejs/at91/reset.c b/cpu/arm926ejs/at91/reset.c
index f963e14..1b67e77 100644
--- a/cpu/arm926ejs/at91/reset.c
+++ b/cpu/arm926ejs/at91/reset.c
@@ -32,10 +32,12 @@
*/
void reset_cpu(ulong ignored)
{
+ at91_rstc_t *rstc = (at91_rstc_t *) AT91_RSTC_BASE;
+
/* this is the way Linux does it */
- at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY |
- AT91_RSTC_PROCRST |
- AT91_RSTC_PERRST);
+
+ writel(AT91_RSTC_KEY | AT91_RSTC_CR_PROCRST | AT91_RSTC_CR_PERRST,
+ &rstc->cr);
while (1);
/* Never reached */
diff --git a/cpu/arm926ejs/at91/timer.c b/cpu/arm926ejs/at91/timer.c
index 7352b5c..d21eebf 100644
--- a/cpu/arm926ejs/at91/timer.c
+++ b/cpu/arm926ejs/at91/timer.c
@@ -35,8 +35,6 @@
* setting the 20 bit counter period to its maximum (0xfffff).
*/
#define TIMER_LOAD_VAL 0xfffff
-#define READ_RESET_TIMER at91_sys_read(AT91_PIT_PIVR)
-#define READ_TIMER at91_sys_read(AT91_PIT_PIIR)
static ulong timestamp;
static ulong lastinc;
@@ -61,14 +59,16 @@ static inline unsigned long long usec_to_tick(unsigned long long usec)
/* nothing really to do with interrupts, just starts up a counter. */
int timer_init(void)
{
+ at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE;
+ at91_pit_t *pit = (at91_pit_t *) AT91_PIT_BASE;
/*
* Enable PITC Clock
* The clock is already enabled for system controller in boot
*/
- at91_sys_write(AT91_PMC_PCER, 1 << AT91_ID_SYS);
+ writel(1 << AT91_ID_SYS, &pmc->pcer);
/* Enable PITC */
- at91_sys_write(AT91_PIT_MR, TIMER_LOAD_VAL | AT91_PIT_PITEN);
+ writel(TIMER_LOAD_VAL | AT91_PIT_MR_EN , &pit->mr);
reset_timer_masked();
@@ -82,7 +82,9 @@ int timer_init(void)
*/
unsigned long long get_ticks(void)
{
- ulong now = READ_TIMER;
+ at91_pit_t *pit = (at91_pit_t *) AT91_PIT_BASE;
+
+ ulong now = readl(&pit->piir);
if (now >= lastinc) /* normal mode (non roll) */
/* move stamp forward with absolut diff ticks */
@@ -96,7 +98,10 @@ unsigned long long get_ticks(void)
void reset_timer_masked(void)
{
/* reset time */
- lastinc = READ_TIMER; /* capture current incrementer value time */
+ at91_pit_t *pit = (at91_pit_t *) AT91_PIT_BASE;
+
+ /* capture current incrementer value time */
+ lastinc = readl(&pit->piir);
timestamp = 0; /* start "advancing" time stamp from 0 */
}
diff --git a/drivers/i2c/soft_i2c.c b/drivers/i2c/soft_i2c.c
index 9a48783..e0cf1e1 100644
--- a/drivers/i2c/soft_i2c.c
+++ b/drivers/i2c/soft_i2c.c
@@ -30,14 +30,15 @@
#include <ioports.h>
#include <asm/io.h>
#endif
-#ifdef CONFIG_AT91RM9200 /* need this for the at91rm9200 */
+#if defined(CONFIG_AT91RM9200) || \
+ defined(CONFIG_AT91SAM9260) || defined(CONFIG_AT91SAM9261) || \
+ defined(CONFIG_AT91SAM9263)
#include <asm/io.h>
#include <asm/arch/hardware.h>
-#endif
-#ifdef CONFIG_AT91SAM9263 /* only valid for AT91SAM9263 */
-#include <asm/arch/at91_pmc.h>
+#include <asm/arch/at91_pio.h>
+#ifdef CONFIG_AT91_LEGACY
#include <asm/arch/gpio.h>
-#include <asm/arch/io.h>
+#endif
#endif
#ifdef CONFIG_IXP425 /* only valid for IXP425 */
#include <asm/arch/ixp425.h>
diff --git a/drivers/serial/at91rm9200_usart.c b/drivers/serial/at91rm9200_usart.c
index 858bde9..05ebbc3 100644
--- a/drivers/serial/at91rm9200_usart.c
+++ b/drivers/serial/at91rm9200_usart.c
@@ -30,8 +30,16 @@
*/
#include <common.h>
+
+#ifndef CONFIG_AT91_LEGACY
#include <asm/io.h>
#include <asm/arch/hardware.h>
+#define CONFIG_AT91_LEGACY
+#include <asm/arch-at91rm9200/AT91RM9200.h>
+#warning Please update to use C structur SoC access !
+#else
+#include <asm/arch/AT91RM9200.h>
+#endif
DECLARE_GLOBAL_DATA_PTR;
diff --git a/drivers/serial/atmel_usart.c b/drivers/serial/atmel_usart.c
index f50552a..cad3412 100644
--- a/drivers/serial/atmel_usart.c
+++ b/drivers/serial/atmel_usart.c
@@ -16,6 +16,10 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <common.h>
+#ifndef CONFIG_AT91_LEGACY
+#define CONFIG_AT91_LEGACY
+#warning Please update to use C structur SoC access !
+#endif
#include <watchdog.h>
#include <asm/io.h>
diff --git a/drivers/spi/atmel_dataflash_spi.c b/drivers/spi/atmel_dataflash_spi.c
index 3a648e6..4a5c4aa 100644
--- a/drivers/spi/atmel_dataflash_spi.c
+++ b/drivers/spi/atmel_dataflash_spi.c
@@ -20,6 +20,10 @@
*/
#include <common.h>
+#ifndef CONFIG_AT91_LEGACY
+#define CONFIG_AT91_LEGACY
+#warning Please update to use C structur SoC access !
+#endif
#include <asm/arch/hardware.h>
#include <asm/arch/clk.h>
#include <asm/arch/gpio.h>
diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c
index 226859a..29f3ba1 100644
--- a/drivers/usb/host/ohci-at91.c
+++ b/drivers/usb/host/ohci-at91.c
@@ -25,6 +25,11 @@
#if defined(CONFIG_USB_OHCI_NEW) && defined(CONFIG_SYS_USB_OHCI_CPU_INIT)
+#ifndef CONFIG_AT91_LEGACY
+#define CONFIG_AT91_LEGACY
+#warning Please update to use C structur SoC access !
+#endif
+
#include <asm/arch/hardware.h>
#include <asm/arch/io.h>
#include <asm/arch/at91_pmc.h>
diff --git a/drivers/video/bus_vcxk.c b/drivers/video/bus_vcxk.c
index 7726bb3..67a59a7 100644
--- a/drivers/video/bus_vcxk.c
+++ b/drivers/video/bus_vcxk.c
@@ -31,9 +31,29 @@ vu_long *vcxk_bws_long = ((vu_long *) (CONFIG_SYS_VCXK_BASE));
#ifdef CONFIG_AT91RM9200
#include <asm/arch/hardware.h>
+ #include <asm/arch/at91_pio.h>
+
#ifndef VCBITMASK
#define VCBITMASK(bitno) (0x0001 << (bitno % 16))
#endif
+#ifndef CONFIG_AT91_LEGACY
+at91_pio_t *pio = (at91_pio_t *) AT91_PIO_BASE;
+#define VCXK_INIT_PIN(PORT, PIN, DDR, I0O1) \
+ do { \
+ writel(PIN, &pio->PORT.per); \
+ writel(PIN, &pio->PORT.DDR); \
+ writel(PIN, &pio->PORT.mddr); \
+ if (!I0O1) \
+ writel(PIN, &pio->PORT.puer); \
+ } while (0);
+
+#define VCXK_SET_PIN(PORT, PIN) writel(PIN, &pio->PORT.sodr);
+#define VCXK_CLR_PIN(PORT, PIN) writel(PIN, &pio->PORT.codr);
+
+#define VCXK_ACKNOWLEDGE \
+ (!(readl(&pio->CONFIG_SYS_VCXK_ACKNOWLEDGE_PORT.pdsr) & \
+ CONFIG_SYS_VCXK_ACKNOWLEDGE_PIN))
+#else
#define VCXK_INIT_PIN(PORT, PIN, DDR, I0O1) \
((AT91PS_PIO) PORT)->PIO_PER = PIN; \
((AT91PS_PIO) PORT)->DDR = PIN; \
@@ -46,7 +66,7 @@ vu_long *vcxk_bws_long = ((vu_long *) (CONFIG_SYS_VCXK_BASE));
#define VCXK_ACKNOWLEDGE \
(!(((AT91PS_PIO) CONFIG_SYS_VCXK_ACKNOWLEDGE_PORT)->\
PIO_PDSR & CONFIG_SYS_VCXK_ACKNOWLEDGE_PIN))
-
+#endif
#elif defined(CONFIG_MCF52x2)
#include <asm/m5282.h>
#ifndef VCBITMASK
diff --git a/include/i2c.h b/include/i2c.h
index b754769..31088b6 100644
--- a/include/i2c.h
+++ b/include/i2c.h
@@ -74,6 +74,11 @@
# define I2C_SOFT_DECLARATIONS volatile ioport_t *iop = ioport_addr((immap_t *)CONFIG_SYS_IMMR, I2C_PORT);
# elif defined(CONFIG_8xx)
# define I2C_SOFT_DECLARATIONS volatile immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
+
+# elif (defined(CONFIG_AT91RM9200) || \
+ defined(CONFIG_AT91SAM9260) || defined(CONFIG_AT91SAM9261) || \
+ defined(CONFIG_AT91SAM9263)) && !defined(CONFIG_AT91_LEGACY)
+# define I2C_SOFT_DECLARATIONS at91_pio_t *pio = (at91_pio_t *) AT91_PIO_BASE;
# else
# define I2C_SOFT_DECLARATIONS
# endif
More information about the U-Boot
mailing list