[PATCH 1/6] clk: sunxi: Add NAND clocks and resets

Samuel Holland samuel at sholland.org
Thu Jul 14 05:15:21 CEST 2022


Currently NAND clock setup is done in board code, both in SPL and in
U-Boot proper. Add the NAND clocks/resets here so they can be used by
the "full" NAND driver once it is converted to the driver model.

The bit locations are copied from the Linux CCU drivers.

Signed-off-by: Samuel Holland <samuel at sholland.org>
---

 drivers/clk/sunxi/clk_a10.c  | 2 ++
 drivers/clk/sunxi/clk_a10s.c | 2 ++
 drivers/clk/sunxi/clk_a23.c  | 3 +++
 drivers/clk/sunxi/clk_a31.c  | 6 ++++++
 drivers/clk/sunxi/clk_a64.c  | 3 +++
 drivers/clk/sunxi/clk_a80.c  | 8 ++++++++
 drivers/clk/sunxi/clk_a83t.c | 3 +++
 drivers/clk/sunxi/clk_h3.c   | 3 +++
 drivers/clk/sunxi/clk_h6.c   | 6 ++++++
 drivers/clk/sunxi/clk_h616.c | 6 ++++++
 drivers/clk/sunxi/clk_r40.c  | 3 +++
 11 files changed, 45 insertions(+)

diff --git a/drivers/clk/sunxi/clk_a10.c b/drivers/clk/sunxi/clk_a10.c
index db92848aafde..69c46da841e9 100644
--- a/drivers/clk/sunxi/clk_a10.c
+++ b/drivers/clk/sunxi/clk_a10.c
@@ -23,6 +23,7 @@ static struct ccu_clk_gate a10_gates[] = {
 	[CLK_AHB_MMC1]		= GATE(0x060, BIT(9)),
 	[CLK_AHB_MMC2]		= GATE(0x060, BIT(10)),
 	[CLK_AHB_MMC3]		= GATE(0x060, BIT(11)),
+	[CLK_AHB_NAND]		= GATE(0x060, BIT(13)),
 	[CLK_AHB_EMAC]		= GATE(0x060, BIT(17)),
 	[CLK_AHB_SPI0]		= GATE(0x060, BIT(20)),
 	[CLK_AHB_SPI1]		= GATE(0x060, BIT(21)),
@@ -47,6 +48,7 @@ static struct ccu_clk_gate a10_gates[] = {
 	[CLK_APB1_UART6]	= GATE(0x06c, BIT(22)),
 	[CLK_APB1_UART7]	= GATE(0x06c, BIT(23)),
 
+	[CLK_NAND]		= GATE(0x080, BIT(31)),
 	[CLK_SPI0]		= GATE(0x0a0, BIT(31)),
 	[CLK_SPI1]		= GATE(0x0a4, BIT(31)),
 	[CLK_SPI2]		= GATE(0x0a8, BIT(31)),
diff --git a/drivers/clk/sunxi/clk_a10s.c b/drivers/clk/sunxi/clk_a10s.c
index 0c6564ef3b62..6abccea3aa9e 100644
--- a/drivers/clk/sunxi/clk_a10s.c
+++ b/drivers/clk/sunxi/clk_a10s.c
@@ -20,6 +20,7 @@ static struct ccu_clk_gate a10s_gates[] = {
 	[CLK_AHB_MMC0]		= GATE(0x060, BIT(8)),
 	[CLK_AHB_MMC1]		= GATE(0x060, BIT(9)),
 	[CLK_AHB_MMC2]		= GATE(0x060, BIT(10)),
+	[CLK_AHB_NAND]		= GATE(0x060, BIT(13)),
 	[CLK_AHB_EMAC]		= GATE(0x060, BIT(17)),
 	[CLK_AHB_SPI0]		= GATE(0x060, BIT(20)),
 	[CLK_AHB_SPI1]		= GATE(0x060, BIT(21)),
@@ -35,6 +36,7 @@ static struct ccu_clk_gate a10s_gates[] = {
 	[CLK_APB1_UART2]	= GATE(0x06c, BIT(18)),
 	[CLK_APB1_UART3]	= GATE(0x06c, BIT(19)),
 
+	[CLK_NAND]		= GATE(0x080, BIT(31)),
 	[CLK_SPI0]		= GATE(0x0a0, BIT(31)),
 	[CLK_SPI1]		= GATE(0x0a4, BIT(31)),
 	[CLK_SPI2]		= GATE(0x0a8, BIT(31)),
diff --git a/drivers/clk/sunxi/clk_a23.c b/drivers/clk/sunxi/clk_a23.c
index 0280fb51e2db..342af83b158d 100644
--- a/drivers/clk/sunxi/clk_a23.c
+++ b/drivers/clk/sunxi/clk_a23.c
@@ -17,6 +17,7 @@ static struct ccu_clk_gate a23_gates[] = {
 	[CLK_BUS_MMC0]		= GATE(0x060, BIT(8)),
 	[CLK_BUS_MMC1]		= GATE(0x060, BIT(9)),
 	[CLK_BUS_MMC2]		= GATE(0x060, BIT(10)),
+	[CLK_BUS_NAND]		= GATE(0x060, BIT(13)),
 	[CLK_BUS_SPI0]		= GATE(0x060, BIT(20)),
 	[CLK_BUS_SPI1]		= GATE(0x060, BIT(21)),
 	[CLK_BUS_OTG]		= GATE(0x060, BIT(24)),
@@ -34,6 +35,7 @@ static struct ccu_clk_gate a23_gates[] = {
 	[CLK_BUS_UART3]		= GATE(0x06c, BIT(19)),
 	[CLK_BUS_UART4]		= GATE(0x06c, BIT(20)),
 
+	[CLK_NAND]		= GATE(0x080, BIT(31)),
 	[CLK_SPI0]		= GATE(0x0a0, BIT(31)),
 	[CLK_SPI1]		= GATE(0x0a4, BIT(31)),
 
@@ -52,6 +54,7 @@ static struct ccu_reset a23_resets[] = {
 	[RST_BUS_MMC0]		= RESET(0x2c0, BIT(8)),
 	[RST_BUS_MMC1]		= RESET(0x2c0, BIT(9)),
 	[RST_BUS_MMC2]		= RESET(0x2c0, BIT(10)),
+	[RST_BUS_NAND]		= RESET(0x2c0, BIT(13)),
 	[RST_BUS_SPI0]		= RESET(0x2c0, BIT(20)),
 	[RST_BUS_SPI1]		= RESET(0x2c0, BIT(21)),
 	[RST_BUS_OTG]		= RESET(0x2c0, BIT(24)),
diff --git a/drivers/clk/sunxi/clk_a31.c b/drivers/clk/sunxi/clk_a31.c
index 26d25f324080..703ddc01dad0 100644
--- a/drivers/clk/sunxi/clk_a31.c
+++ b/drivers/clk/sunxi/clk_a31.c
@@ -18,6 +18,8 @@ static struct ccu_clk_gate a31_gates[] = {
 	[CLK_AHB1_MMC1]		= GATE(0x060, BIT(9)),
 	[CLK_AHB1_MMC2]		= GATE(0x060, BIT(10)),
 	[CLK_AHB1_MMC3]		= GATE(0x060, BIT(11)),
+	[CLK_AHB1_NAND1]	= GATE(0x060, BIT(12)),
+	[CLK_AHB1_NAND0]	= GATE(0x060, BIT(13)),
 	[CLK_AHB1_EMAC]		= GATE(0x060, BIT(17)),
 	[CLK_AHB1_SPI0]		= GATE(0x060, BIT(20)),
 	[CLK_AHB1_SPI1]		= GATE(0x060, BIT(21)),
@@ -43,6 +45,8 @@ static struct ccu_clk_gate a31_gates[] = {
 	[CLK_APB2_UART4]	= GATE(0x06c, BIT(20)),
 	[CLK_APB2_UART5]	= GATE(0x06c, BIT(21)),
 
+	[CLK_NAND0]		= GATE(0x080, BIT(31)),
+	[CLK_NAND1]		= GATE(0x084, BIT(31)),
 	[CLK_SPI0]		= GATE(0x0a0, BIT(31)),
 	[CLK_SPI1]		= GATE(0x0a4, BIT(31)),
 	[CLK_SPI2]		= GATE(0x0a8, BIT(31)),
@@ -65,6 +69,8 @@ static struct ccu_reset a31_resets[] = {
 	[RST_AHB1_MMC1]		= RESET(0x2c0, BIT(9)),
 	[RST_AHB1_MMC2]		= RESET(0x2c0, BIT(10)),
 	[RST_AHB1_MMC3]		= RESET(0x2c0, BIT(11)),
+	[RST_AHB1_NAND1]	= RESET(0x2c0, BIT(12)),
+	[RST_AHB1_NAND0]	= RESET(0x2c0, BIT(13)),
 	[RST_AHB1_EMAC]		= RESET(0x2c0, BIT(17)),
 	[RST_AHB1_SPI0]		= RESET(0x2c0, BIT(20)),
 	[RST_AHB1_SPI1]		= RESET(0x2c0, BIT(21)),
diff --git a/drivers/clk/sunxi/clk_a64.c b/drivers/clk/sunxi/clk_a64.c
index cbb9168edb9c..916ff4c2b5d1 100644
--- a/drivers/clk/sunxi/clk_a64.c
+++ b/drivers/clk/sunxi/clk_a64.c
@@ -19,6 +19,7 @@ static const struct ccu_clk_gate a64_gates[] = {
 	[CLK_BUS_MMC0]		= GATE(0x060, BIT(8)),
 	[CLK_BUS_MMC1]		= GATE(0x060, BIT(9)),
 	[CLK_BUS_MMC2]		= GATE(0x060, BIT(10)),
+	[CLK_BUS_NAND]		= GATE(0x060, BIT(13)),
 	[CLK_BUS_EMAC]		= GATE(0x060, BIT(17)),
 	[CLK_BUS_SPI0]		= GATE(0x060, BIT(20)),
 	[CLK_BUS_SPI1]		= GATE(0x060, BIT(21)),
@@ -39,6 +40,7 @@ static const struct ccu_clk_gate a64_gates[] = {
 	[CLK_BUS_UART3]		= GATE(0x06c, BIT(19)),
 	[CLK_BUS_UART4]		= GATE(0x06c, BIT(20)),
 
+	[CLK_NAND]		= GATE(0x080, BIT(31)),
 	[CLK_SPI0]		= GATE(0x0a0, BIT(31)),
 	[CLK_SPI1]		= GATE(0x0a4, BIT(31)),
 
@@ -58,6 +60,7 @@ static const struct ccu_reset a64_resets[] = {
 	[RST_BUS_MMC0]		= RESET(0x2c0, BIT(8)),
 	[RST_BUS_MMC1]		= RESET(0x2c0, BIT(9)),
 	[RST_BUS_MMC2]		= RESET(0x2c0, BIT(10)),
+	[RST_BUS_NAND]		= RESET(0x2c0, BIT(13)),
 	[RST_BUS_EMAC]		= RESET(0x2c0, BIT(17)),
 	[RST_BUS_SPI0]		= RESET(0x2c0, BIT(20)),
 	[RST_BUS_SPI1]		= RESET(0x2c0, BIT(21)),
diff --git a/drivers/clk/sunxi/clk_a80.c b/drivers/clk/sunxi/clk_a80.c
index 1ee1f99a8f49..be732f5d1b50 100644
--- a/drivers/clk/sunxi/clk_a80.c
+++ b/drivers/clk/sunxi/clk_a80.c
@@ -14,12 +14,18 @@
 #include <linux/bitops.h>
 
 static const struct ccu_clk_gate a80_gates[] = {
+	[CLK_NAND0_0]		= GATE(0x400, BIT(31)),
+	[CLK_NAND0_1]		= GATE(0x404, BIT(31)),
+	[CLK_NAND1_0]		= GATE(0x408, BIT(31)),
+	[CLK_NAND1_1]		= GATE(0x40c, BIT(31)),
 	[CLK_SPI0]		= GATE(0x430, BIT(31)),
 	[CLK_SPI1]		= GATE(0x434, BIT(31)),
 	[CLK_SPI2]		= GATE(0x438, BIT(31)),
 	[CLK_SPI3]		= GATE(0x43c, BIT(31)),
 
 	[CLK_BUS_MMC]		= GATE(0x580, BIT(8)),
+	[CLK_BUS_NAND0]		= GATE(0x580, BIT(12)),
+	[CLK_BUS_NAND1]		= GATE(0x580, BIT(13)),
 	[CLK_BUS_SPI0]		= GATE(0x580, BIT(20)),
 	[CLK_BUS_SPI1]		= GATE(0x580, BIT(21)),
 	[CLK_BUS_SPI2]		= GATE(0x580, BIT(22)),
@@ -42,6 +48,8 @@ static const struct ccu_clk_gate a80_gates[] = {
 
 static const struct ccu_reset a80_resets[] = {
 	[RST_BUS_MMC]		= RESET(0x5a0, BIT(8)),
+	[RST_BUS_NAND0]		= RESET(0x5a0, BIT(12)),
+	[RST_BUS_NAND1]		= RESET(0x5a0, BIT(13)),
 	[RST_BUS_SPI0]		= RESET(0x5a0, BIT(20)),
 	[RST_BUS_SPI1]		= RESET(0x5a0, BIT(21)),
 	[RST_BUS_SPI2]		= RESET(0x5a0, BIT(22)),
diff --git a/drivers/clk/sunxi/clk_a83t.c b/drivers/clk/sunxi/clk_a83t.c
index 4b57434cfaad..36a9317b0f31 100644
--- a/drivers/clk/sunxi/clk_a83t.c
+++ b/drivers/clk/sunxi/clk_a83t.c
@@ -17,6 +17,7 @@ static struct ccu_clk_gate a83t_gates[] = {
 	[CLK_BUS_MMC0]		= GATE(0x060, BIT(8)),
 	[CLK_BUS_MMC1]		= GATE(0x060, BIT(9)),
 	[CLK_BUS_MMC2]		= GATE(0x060, BIT(10)),
+	[CLK_BUS_NAND]		= GATE(0x060, BIT(13)),
 	[CLK_BUS_EMAC]		= GATE(0x060, BIT(17)),
 	[CLK_BUS_SPI0]		= GATE(0x060, BIT(20)),
 	[CLK_BUS_SPI1]		= GATE(0x060, BIT(21)),
@@ -36,6 +37,7 @@ static struct ccu_clk_gate a83t_gates[] = {
 	[CLK_BUS_UART3]		= GATE(0x06c, BIT(19)),
 	[CLK_BUS_UART4]		= GATE(0x06c, BIT(20)),
 
+	[CLK_NAND]		= GATE(0x080, BIT(31)),
 	[CLK_SPI0]		= GATE(0x0a0, BIT(31)),
 	[CLK_SPI1]		= GATE(0x0a4, BIT(31)),
 
@@ -54,6 +56,7 @@ static struct ccu_reset a83t_resets[] = {
 	[RST_BUS_MMC0]		= RESET(0x2c0, BIT(8)),
 	[RST_BUS_MMC1]		= RESET(0x2c0, BIT(9)),
 	[RST_BUS_MMC2]		= RESET(0x2c0, BIT(10)),
+	[RST_BUS_NAND]		= RESET(0x2c0, BIT(13)),
 	[RST_BUS_EMAC]		= RESET(0x2c0, BIT(17)),
 	[RST_BUS_SPI0]		= RESET(0x2c0, BIT(20)),
 	[RST_BUS_SPI1]		= RESET(0x2c0, BIT(21)),
diff --git a/drivers/clk/sunxi/clk_h3.c b/drivers/clk/sunxi/clk_h3.c
index 08a830bd1889..c09ba8191dcb 100644
--- a/drivers/clk/sunxi/clk_h3.c
+++ b/drivers/clk/sunxi/clk_h3.c
@@ -19,6 +19,7 @@ static struct ccu_clk_gate h3_gates[] = {
 	[CLK_BUS_MMC0]		= GATE(0x060, BIT(8)),
 	[CLK_BUS_MMC1]		= GATE(0x060, BIT(9)),
 	[CLK_BUS_MMC2]		= GATE(0x060, BIT(10)),
+	[CLK_BUS_NAND]		= GATE(0x060, BIT(13)),
 	[CLK_BUS_EMAC]		= GATE(0x060, BIT(17)),
 	[CLK_BUS_SPI0]		= GATE(0x060, BIT(20)),
 	[CLK_BUS_SPI1]		= GATE(0x060, BIT(21)),
@@ -44,6 +45,7 @@ static struct ccu_clk_gate h3_gates[] = {
 
 	[CLK_BUS_EPHY]		= GATE(0x070, BIT(0)),
 
+	[CLK_NAND]		= GATE(0x080, BIT(31)),
 	[CLK_SPI0]		= GATE(0x0a0, BIT(31)),
 	[CLK_SPI1]		= GATE(0x0a4, BIT(31)),
 
@@ -66,6 +68,7 @@ static struct ccu_reset h3_resets[] = {
 	[RST_BUS_MMC0]		= RESET(0x2c0, BIT(8)),
 	[RST_BUS_MMC1]		= RESET(0x2c0, BIT(9)),
 	[RST_BUS_MMC2]		= RESET(0x2c0, BIT(10)),
+	[RST_BUS_NAND]		= RESET(0x2c0, BIT(13)),
 	[RST_BUS_EMAC]		= RESET(0x2c0, BIT(17)),
 	[RST_BUS_SPI0]		= RESET(0x2c0, BIT(20)),
 	[RST_BUS_SPI1]		= RESET(0x2c0, BIT(21)),
diff --git a/drivers/clk/sunxi/clk_h6.c b/drivers/clk/sunxi/clk_h6.c
index b3202342932b..73ef0a3ab4fb 100644
--- a/drivers/clk/sunxi/clk_h6.c
+++ b/drivers/clk/sunxi/clk_h6.c
@@ -18,6 +18,10 @@ static struct ccu_clk_gate h6_gates[] = {
 
 	[CLK_APB1]		= GATE_DUMMY,
 
+	[CLK_NAND0]		= GATE(0x810, BIT(31)),
+	[CLK_NAND1]		= GATE(0x814, BIT(31)),
+	[CLK_BUS_NAND]		= GATE(0x82c, BIT(0)),
+
 	[CLK_BUS_MMC0]		= GATE(0x84c, BIT(0)),
 	[CLK_BUS_MMC1]		= GATE(0x84c, BIT(1)),
 	[CLK_BUS_MMC2]		= GATE(0x84c, BIT(2)),
@@ -58,6 +62,8 @@ static struct ccu_clk_gate h6_gates[] = {
 };
 
 static struct ccu_reset h6_resets[] = {
+	[RST_BUS_NAND]		= RESET(0x82c, BIT(16)),
+
 	[RST_BUS_MMC0]		= RESET(0x84c, BIT(16)),
 	[RST_BUS_MMC1]		= RESET(0x84c, BIT(17)),
 	[RST_BUS_MMC2]		= RESET(0x84c, BIT(18)),
diff --git a/drivers/clk/sunxi/clk_h616.c b/drivers/clk/sunxi/clk_h616.c
index 80099727defd..cb8083c8f60a 100644
--- a/drivers/clk/sunxi/clk_h616.c
+++ b/drivers/clk/sunxi/clk_h616.c
@@ -17,6 +17,10 @@ static struct ccu_clk_gate h616_gates[] = {
 
 	[CLK_APB1]		= GATE_DUMMY,
 
+	[CLK_NAND0]		= GATE(0x810, BIT(31)),
+	[CLK_NAND1]		= GATE(0x814, BIT(31)),
+	[CLK_BUS_NAND]		= GATE(0x82c, BIT(0)),
+
 	[CLK_BUS_MMC0]		= GATE(0x84c, BIT(0)),
 	[CLK_BUS_MMC1]		= GATE(0x84c, BIT(1)),
 	[CLK_BUS_MMC2]		= GATE(0x84c, BIT(2)),
@@ -67,6 +71,8 @@ static struct ccu_clk_gate h616_gates[] = {
 };
 
 static struct ccu_reset h616_resets[] = {
+	[RST_BUS_NAND]		= RESET(0x82c, BIT(16)),
+
 	[RST_BUS_MMC0]		= RESET(0x84c, BIT(16)),
 	[RST_BUS_MMC1]		= RESET(0x84c, BIT(17)),
 	[RST_BUS_MMC2]		= RESET(0x84c, BIT(18)),
diff --git a/drivers/clk/sunxi/clk_r40.c b/drivers/clk/sunxi/clk_r40.c
index 45633a2a5249..cc58da71b6f8 100644
--- a/drivers/clk/sunxi/clk_r40.c
+++ b/drivers/clk/sunxi/clk_r40.c
@@ -18,6 +18,7 @@ static struct ccu_clk_gate r40_gates[] = {
 	[CLK_BUS_MMC1]		= GATE(0x060, BIT(9)),
 	[CLK_BUS_MMC2]		= GATE(0x060, BIT(10)),
 	[CLK_BUS_MMC3]		= GATE(0x060, BIT(11)),
+	[CLK_BUS_NAND]		= GATE(0x060, BIT(13)),
 	[CLK_BUS_SPI0]		= GATE(0x060, BIT(20)),
 	[CLK_BUS_SPI1]		= GATE(0x060, BIT(21)),
 	[CLK_BUS_SPI2]		= GATE(0x060, BIT(22)),
@@ -48,6 +49,7 @@ static struct ccu_clk_gate r40_gates[] = {
 	[CLK_BUS_UART6]		= GATE(0x06c, BIT(22)),
 	[CLK_BUS_UART7]		= GATE(0x06c, BIT(23)),
 
+	[CLK_NAND]		= GATE(0x080, BIT(31)),
 	[CLK_SPI0]		= GATE(0x0a0, BIT(31)),
 	[CLK_SPI1]		= GATE(0x0a4, BIT(31)),
 	[CLK_SPI2]		= GATE(0x0a8, BIT(31)),
@@ -70,6 +72,7 @@ static struct ccu_reset r40_resets[] = {
 	[RST_BUS_MMC1]		= RESET(0x2c0, BIT(9)),
 	[RST_BUS_MMC2]		= RESET(0x2c0, BIT(10)),
 	[RST_BUS_MMC3]		= RESET(0x2c0, BIT(11)),
+	[RST_BUS_NAND]		= RESET(0x2c0, BIT(13)),
 	[RST_BUS_SPI0]		= RESET(0x2c0, BIT(20)),
 	[RST_BUS_SPI1]		= RESET(0x2c0, BIT(21)),
 	[RST_BUS_SPI2]		= RESET(0x2c0, BIT(22)),
-- 
2.35.1



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