[PATCH 5/6] Nokia RX-51: Make onenand working

Pali Rohár pali at kernel.org
Sat Oct 31 17:32:49 CET 2020


From: Ivaylo Dimitrov <ivo.g.dimitrov.75 at gmail.com>

set_gpmc_cs0() sets wrong timings and size for Nokia N900 onenand flash.
Fix that by setting the correct timings and size from the board code

Signed-off-by: Ivaylo Dimitrov <ivo.g.dimitrov.75 at gmail.com>
Tested-by: Pali Rohár <pali at kernel.org>
---
 board/nokia/rx51/rx51.c | 15 +++++++++++++++
 board/nokia/rx51/rx51.h |  7 +++++++
 2 files changed, 22 insertions(+)

diff --git a/board/nokia/rx51/rx51.c b/board/nokia/rx51/rx51.c
index 528c592441..3d62b5d9ad 100644
--- a/board/nokia/rx51/rx51.c
+++ b/board/nokia/rx51/rx51.c
@@ -200,8 +200,23 @@ static void reuse_atags(void)
  */
 int board_init(void)
 {
+#if defined(CONFIG_CMD_ONENAND)
+	const u32 gpmc_regs_onenandrx51[GPMC_MAX_REG] = {
+		ONENAND_GPMC_CONFIG1_RX51,
+		ONENAND_GPMC_CONFIG2_RX51,
+		ONENAND_GPMC_CONFIG3_RX51,
+		ONENAND_GPMC_CONFIG4_RX51,
+		ONENAND_GPMC_CONFIG5_RX51,
+		ONENAND_GPMC_CONFIG6_RX51,
+		0
+	};
+#endif
 	/* in SRAM or SDRAM, finish GPMC */
 	gpmc_init();
+#if defined(CONFIG_CMD_ONENAND)
+	enable_gpmc_cs_config(gpmc_regs_onenandrx51, &gpmc_cfg->cs[0],
+			      CONFIG_SYS_ONENAND_BASE, GPMC_SIZE_256M);
+#endif
 	/* Enable the clks & power */
 	per_clocks_enable();
 	/* boot param addr */
diff --git a/board/nokia/rx51/rx51.h b/board/nokia/rx51/rx51.h
index fa1b42bf21..4eff823a1b 100644
--- a/board/nokia/rx51/rx51.h
+++ b/board/nokia/rx51/rx51.h
@@ -367,4 +367,11 @@ struct emu_hal_params_rx51 {
 	MUX_VAL(CP(UART2_RTS),		(IDIS | PTD | DIS | M0)) /*UART2_RTS*/\
 	MUX_VAL(CP(UART2_TX),		(IDIS | PTD | DIS | M0)) /*UART2_TX*/
 
+#define ONENAND_GPMC_CONFIG1_RX51	0xfb001202
+#define ONENAND_GPMC_CONFIG2_RX51	0x00111100
+#define ONENAND_GPMC_CONFIG3_RX51	0x00020200
+#define ONENAND_GPMC_CONFIG4_RX51	0x11001102
+#define ONENAND_GPMC_CONFIG5_RX51	0x03101616
+#define ONENAND_GPMC_CONFIG6_RX51	0x90060000
+
 #endif
-- 
2.20.1



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