KM/kmp204x: qrio and i2c deblock code moved to common
This patch moves the qrio and i2c deblocking code to
keymile/common as it will also be used by the upcoming CENT2 board.
Signed-off-by: Holger Brunck <holger.brunck@ch.abb.com>
CC: Priyanka Jain <priyanka.jain@nxp.com>
diff --git a/board/keymile/kmp204x/kmp204x.c b/board/keymile/kmp204x/kmp204x.c
index c93fa3c..0a6cf1f 100644
--- a/board/keymile/kmp204x/kmp204x.c
+++ b/board/keymile/kmp204x/kmp204x.c
@@ -24,6 +24,7 @@
#include <fm_eth.h>
#include "../common/common.h"
+#include "../common/qrio.h"
#include "kmp204x.h"
static uchar ivm_content[CONFIG_SYS_IVM_EEPROM_MAX_LEN];
@@ -35,51 +36,6 @@
return 0;
}
-/* I2C deblocking uses the algorithm defined in board/keymile/common/common.c
- * 2 dedicated QRIO GPIOs externally pull the SCL and SDA lines
- * For I2C only the low state is activly driven and high state is pulled-up
- * by a resistor. Therefore the deblock GPIOs are used
- * -> as an active output to drive a low state
- * -> as an open-drain input to have a pulled-up high state
- */
-
-/* QRIO GPIOs used for deblocking */
-#define DEBLOCK_PORT1 GPIO_A
-#define DEBLOCK_SCL1 20
-#define DEBLOCK_SDA1 21
-
-/* By default deblock GPIOs are floating */
-static void i2c_deblock_gpio_cfg(void)
-{
- /* set I2C bus 1 deblocking GPIOs input, but 0 value for open drain */
- qrio_gpio_direction_input(DEBLOCK_PORT1, DEBLOCK_SCL1);
- qrio_gpio_direction_input(DEBLOCK_PORT1, DEBLOCK_SDA1);
-
- qrio_set_gpio(DEBLOCK_PORT1, DEBLOCK_SCL1, 0);
- qrio_set_gpio(DEBLOCK_PORT1, DEBLOCK_SDA1, 0);
-}
-
-void set_sda(int state)
-{
- qrio_set_opendrain_gpio(DEBLOCK_PORT1, DEBLOCK_SDA1, state);
-}
-
-void set_scl(int state)
-{
- qrio_set_opendrain_gpio(DEBLOCK_PORT1, DEBLOCK_SCL1, state);
-}
-
-int get_sda(void)
-{
- return qrio_get_gpio(DEBLOCK_PORT1, DEBLOCK_SDA1);
-}
-
-int get_scl(void)
-{
- return qrio_get_gpio(DEBLOCK_PORT1, DEBLOCK_SCL1);
-}
-
-
#define ZL30158_RST 8
#define BFTIC4_RST 0
#define RSTRQSR1_WDT_RR 0x00200000
@@ -297,7 +253,7 @@
#if defined(CONFIG_POST)
/* DIC26_SELFTEST GPIO used to start factory test sw */
-#define SELFTEST_PORT GPIO_A
+#define SELFTEST_PORT QRIO_GPIO_A
#define SELFTEST_PIN 31
int post_hotkeys_pressed(void)