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inka4x0: Add hardware diagnosis and RTC in configuration.

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This patch adds the board specific communication routines needed by
the external 4543 RTC.

Signed-off-by: Detlev Zundel <dzu@denx.de>
Signed-off-by: Andreas Pfefferle <ap@denx.de>
This commit is contained in:
Detlev Zundel 2009-03-30 00:31:35 +02:00 committed by Wolfgang Denk
parent 7b5611cdd1
commit e979e85fd3
2 changed files with 105 additions and 5 deletions
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20
board/inka4x0/inka4x0.c
View File

@ -33,6 +33,7 @@
* MA 02111-1307 USA * MA 02111-1307 USA
*/ */
#include <asm/io.h>
#include <common.h> #include <common.h>
#include <mpc5xxx.h> #include <mpc5xxx.h>
#include <pci.h> #include <pci.h>
@ -189,6 +190,8 @@ int misc_init_r (void) {
int misc_init_f (void) int misc_init_f (void)
{ {
struct mpc5xxx_gpio *gpio = (struct mpc5xxx_gpio *)MPC5XXX_GPIO;
struct mpc5xxx_wu_gpio *wu_gpio = (struct mpc5xxx_wu_gpio *)MPC5XXX_WU_GPIO;
char tmp[10]; char tmp[10];
int i, br; int i, br;
@ -236,6 +239,23 @@ int misc_init_f (void)
*(vu_long *) MPC5XXX_WU_GPIO_ENABLE |= GPIO_PSC3_9; *(vu_long *) MPC5XXX_WU_GPIO_ENABLE |= GPIO_PSC3_9;
*(vu_long *) MPC5XXX_WU_GPIO_DIR |= GPIO_PSC3_9; *(vu_long *) MPC5XXX_WU_GPIO_DIR |= GPIO_PSC3_9;
*(vu_long *) MPC5XXX_WU_GPIO_DATA_O |= GPIO_PSC3_9; *(vu_long *) MPC5XXX_WU_GPIO_DATA_O |= GPIO_PSC3_9;
/*
* Configure three wire serial interface to RTC (PSC1_4,
* PSC2_4, PSC3_4, PSC3_5)
*/
setbits_8(&wu_gpio->enable, MPC5XXX_GPIO_WKUP_PSC1_4 |
MPC5XXX_GPIO_WKUP_PSC2_4);
setbits_8(&wu_gpio->ddr, MPC5XXX_GPIO_WKUP_PSC1_4 |
MPC5XXX_GPIO_WKUP_PSC2_4);
clrbits_8(&wu_gpio->dvo, MPC5XXX_GPIO_WKUP_PSC1_4);
clrbits_8(&gpio->sint_inten, MPC5XXX_GPIO_SINT_PSC3_4 |
MPC5XXX_GPIO_SINT_PSC3_5);
setbits_8(&gpio->sint_gpioe, MPC5XXX_GPIO_SINT_PSC3_4 |
MPC5XXX_GPIO_SINT_PSC3_5);
setbits_8(&gpio->sint_ddr, MPC5XXX_GPIO_SINT_PSC3_5);
clrbits_8(&gpio->sint_dvo, MPC5XXX_GPIO_SINT_PSC3_5);
return 0; return 0;
} }

90
include/configs/inka4x0.h
View File

@ -1,4 +1,7 @@
/* /*
* (C) Copyright 2009
* Detlev Zundel, DENX Software Engineering, dzu@denx.de.
*
* (C) Copyright 2003-2005 * (C) Copyright 2003-2005
* Wolfgang Denk, DENX Software Engineering, wd@denx.de. * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
* *
@ -90,16 +93,17 @@
*/ */
#include <config_cmd_default.h> #include <config_cmd_default.h>
#define CONFIG_CMD_DATE
#define CONFIG_CMD_DHCP #define CONFIG_CMD_DHCP
#define CONFIG_CMD_EXT2 #define CONFIG_CMD_EXT2
#define CONFIG_CMD_FAT #define CONFIG_CMD_FAT
#define CONFIG_CMD_IDE #define CONFIG_CMD_IDE
#define CONFIG_CMD_NFS #define CONFIG_CMD_NFS
#define CONFIG_CMD_PCI #define CONFIG_CMD_PCI
#define CONFIG_CMD_PING
#define CONFIG_CMD_SNTP #define CONFIG_CMD_SNTP
#define CONFIG_CMD_USB #define CONFIG_CMD_USB
#define CONFIG_TIMESTAMP 1 /* Print image info with timestamp */ #define CONFIG_TIMESTAMP 1 /* Print image info with timestamp */
#if (TEXT_BASE == 0xFFE00000) /* Boot low */ #if (TEXT_BASE == 0xFFE00000) /* Boot low */
@ -240,15 +244,91 @@
* 01 -> CAN1 on I2C1, CAN2 on Tmr0/1 do not use on TQM5200 with onboard * 01 -> CAN1 on I2C1, CAN2 on Tmr0/1 do not use on TQM5200 with onboard
* EEPROM * EEPROM
* use PSC1 as UART: Bits 28-31 (mask: 0x00000007): 0100 * use PSC1 as UART: Bits 28-31 (mask: 0x00000007): 0100
* use PSC6_1 and PSC6_3 as GPIO: Bits 9:11 (mask: 0x07000000): * use PSC2 as UART: Bits 24-27 (mask: 0x00000070): 0100
* 011 -> PSC6 could not be used as UART or CODEC. IrDA still possible. * use PSC3 as UART: Bits 20-23 (mask: 0x00000700): 0100
* use PSC6 as UART: Bits 9-11 (mask: 0x00700000): 0101
*/ */
#define CONFIG_SYS_GPS_PORT_CONFIG 0x01001004 #define CONFIG_SYS_GPS_PORT_CONFIG 0x01501444
/* /*
* RTC configuration * RTC configuration
*/ */
#define CONFIG_RTC_MPC5200 1 /* use internal MPC5200 RTC */ #define CONFIG_RTC_RTC4543 1 /* use external RTC */
/*
* Software (bit-bang) three wire serial configuration
*
* Note that we need the ifdefs because otherwise compilation of
* mkimage.c fails.
*/
#define CONFIG_SOFT_TWS 1
#ifdef TWS_IMPLEMENTATION
#include <mpc5xxx.h>
#include <asm/io.h>
#define TWS_CE MPC5XXX_GPIO_WKUP_PSC1_4 /* GPIO_WKUP_0 */
#define TWS_WR MPC5XXX_GPIO_WKUP_PSC2_4 /* GPIO_WKUP_1 */
#define TWS_DATA MPC5XXX_GPIO_SINT_PSC3_4 /* GPIO_SINT_0 */
#define TWS_CLK MPC5XXX_GPIO_SINT_PSC3_5 /* GPIO_SINT_1 */
static inline void tws_ce(unsigned bit)
{
struct mpc5xxx_wu_gpio *wu_gpio =
(struct mpc5xxx_wu_gpio *)MPC5XXX_WU_GPIO;
if (bit)
setbits_8(&wu_gpio->dvo, TWS_CE);
else
clrbits_8(&wu_gpio->dvo, TWS_CE);
}
static inline void tws_wr(unsigned bit)
{
struct mpc5xxx_wu_gpio *wu_gpio =
(struct mpc5xxx_wu_gpio *)MPC5XXX_WU_GPIO;
if (bit)
setbits_8(&wu_gpio->dvo, TWS_WR);
else
clrbits_8(&wu_gpio->dvo, TWS_WR);
}
static inline void tws_clk(unsigned bit)
{
struct mpc5xxx_gpio *gpio =
(struct mpc5xxx_gpio *)MPC5XXX_GPIO;
if (bit)
setbits_8(&gpio->sint_dvo, TWS_CLK);
else
clrbits_8(&gpio->sint_dvo, TWS_CLK);
}
static inline void tws_data(unsigned bit)
{
struct mpc5xxx_gpio *gpio =
(struct mpc5xxx_gpio *)MPC5XXX_GPIO;
if (bit)
setbits_8(&gpio->sint_dvo, TWS_DATA);
else
clrbits_8(&gpio->sint_dvo, TWS_DATA);
}
static inline unsigned tws_data_read(void)
{
struct mpc5xxx_gpio *gpio =
(struct mpc5xxx_gpio *)MPC5XXX_GPIO;
return !!(in_8(&gpio->sint_ival) & TWS_DATA);
}
static inline void tws_data_config_output(unsigned output)
{
struct mpc5xxx_gpio *gpio =
(struct mpc5xxx_gpio *)MPC5XXX_GPIO;
if (output)
setbits_8(&gpio->sint_ddr, TWS_DATA);
else
clrbits_8(&gpio->sint_ddr, TWS_DATA);
}
#endif /* TWS_IMPLEMENTATION */
/* /*
* Miscellaneous configurable options * Miscellaneous configurable options