Module Name: src
Committed By: mrg
Date: Sat May 15 08:46:01 UTC 2021
Modified Files:
src/sys/arch/arm/rockchip: rk3328_cru.c rk_spi.c
Log Message:
add SPI support to rk3328, tested on rock64.
simply adding the SPI clocks (and pwm while here) and enabling
the config match was sufficient, though my first rock64 seems
to have a deal SPI now (does not probe in u-boot or netbsd.)
To generate a diff of this commit:
cvs rdiff -u -r1.7 -r1.8 src/sys/arch/arm/rockchip/rk3328_cru.c
cvs rdiff -u -r1.6 -r1.7 src/sys/arch/arm/rockchip/rk_spi.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/arm/rockchip/rk3328_cru.c
diff -u src/sys/arch/arm/rockchip/rk3328_cru.c:1.7 src/sys/arch/arm/rockchip/rk3328_cru.c:1.8
--- src/sys/arch/arm/rockchip/rk3328_cru.c:1.7 Wed Jan 27 03:10:19 2021
+++ src/sys/arch/arm/rockchip/rk3328_cru.c Sat May 15 08:46:00 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: rk3328_cru.c,v 1.7 2021/01/27 03:10:19 thorpej Exp $ */
+/* $NetBSD: rk3328_cru.c,v 1.8 2021/05/15 08:46:00 mrg Exp $ */
/*-
* Copyright (c) 2018 Jared McNeill <[email protected]>
@@ -28,7 +28,7 @@
#include <sys/cdefs.h>
-__KERNEL_RCSID(1, "$NetBSD: rk3328_cru.c,v 1.7 2021/01/27 03:10:19 thorpej Exp $");
+__KERNEL_RCSID(1, "$NetBSD: rk3328_cru.c,v 1.8 2021/05/15 08:46:00 mrg Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@@ -218,6 +218,20 @@ static struct rk_cru_clk rk3328_cru_clks
CLKGATE_CON(8), /* gate_reg */
__BIT(2), /* gate_mask */
0),
+ RK_COMPOSITE(RK3328_SCLK_SPI, "clk_spi", mux_2plls_parents,
+ CLKSEL_CON(24), /* muxdiv_reg */
+ __BIT(7), /* mux_mask */
+ __BITS(6,0), /* div_mask */
+ CLKGATE_CON(2), /* gate_reg */
+ __BIT(7), /* gate_mask */
+ 0),
+ RK_COMPOSITE(RK3328_SCLK_PWM, "clk_pwm", mux_2plls_parents,
+ CLKSEL_CON(24), /* muxdiv_reg */
+ __BIT(15), /* mux_mask */
+ __BITS(14,8), /* div_mask */
+ CLKGATE_CON(2), /* gate_reg */
+ __BIT(8), /* gate_mask */
+ 0),
RK_COMPOSITE(RK3328_ACLK_PERI_PRE, "aclk_peri_pre", aclk_peri_pre_parents,
CLKSEL_CON(28), /* muxdiv_reg */
__BITS(7,6), /* mux_mask */
@@ -239,7 +253,7 @@ static struct rk_cru_clk rk3328_cru_clks
__BIT(1), /* gate_mask */
0),
RK_COMPOSITE(RK3328_SCLK_SDMMC, "clk_sdmmc", mmc_parents,
- CLKSEL_CON(30), /* muxdiv_reg */
+ CLKSEL_CON(30), /* muxdiv_reg */
__BITS(9,8), /* mux_mask */
__BITS(7,0), /* div_mask */
CLKGATE_CON(4), /* gate_reg */
@@ -360,6 +374,8 @@ static struct rk_cru_clk rk3328_cru_clks
RK_GATE(RK3328_PCLK_I2C1, "pclk_i2c1", "pclk_bus", CLKGATE_CON(16), 0),
RK_GATE(RK3328_PCLK_I2C2, "pclk_i2c2", "pclk_bus", CLKGATE_CON(16), 1),
RK_GATE(RK3328_PCLK_I2C3, "pclk_i2c3", "pclk_bus", CLKGATE_CON(16), 2),
+ RK_GATE(RK3328_PCLK_SPI, "pclk_spi", "pclk_bus", CLKGATE_CON(16), 5),
+ RK_GATE(RK3328_PCLK_PWM, "pclk_rk_pwm", "pclk_bus", CLKGATE_CON(16), 6),
RK_GATE(RK3328_PCLK_GPIO0, "pclk_gpio0", "pclk_bus", CLKGATE_CON(16), 7),
RK_GATE(RK3328_PCLK_GPIO1, "pclk_gpio1", "pclk_bus", CLKGATE_CON(16), 8),
RK_GATE(RK3328_PCLK_GPIO2, "pclk_gpio2", "pclk_bus", CLKGATE_CON(16), 9),
Index: src/sys/arch/arm/rockchip/rk_spi.c
diff -u src/sys/arch/arm/rockchip/rk_spi.c:1.6 src/sys/arch/arm/rockchip/rk_spi.c:1.7
--- src/sys/arch/arm/rockchip/rk_spi.c:1.6 Wed Jan 27 03:10:19 2021
+++ src/sys/arch/arm/rockchip/rk_spi.c Sat May 15 08:46:00 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: rk_spi.c,v 1.6 2021/01/27 03:10:19 thorpej Exp $ */
+/* $NetBSD: rk_spi.c,v 1.7 2021/05/15 08:46:00 mrg Exp $ */
/*
* Copyright (c) 2019 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: rk_spi.c,v 1.6 2021/01/27 03:10:19 thorpej Exp $");
+__KERNEL_RCSID(0, "$NetBSD: rk_spi.c,v 1.7 2021/05/15 08:46:00 mrg Exp $");
#include <sys/param.h>
#include <sys/device.h>
@@ -144,10 +144,8 @@ __KERNEL_RCSID(0, "$NetBSD: rk_spi.c,v 1
#define SPI_FIFOLEN 32
static const struct device_compatible_entry compat_data[] = {
-#if 0 /* should work on RK3328 but untested */
{ .compat = "rockchip,rk3066-spi" },
{ .compat = "rockchip,rk3328-spi" },
-#endif
{ .compat = "rockchip,rk3399-spi" },
DEVICE_COMPAT_EOL
};
