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soc: rockchip: grf: enable swd and uart2 switch for rv1126

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Change-Id: Ideee9a80f7e2763ed15fe1ed7ac627f7fa6a9c71
Signed-off-by: Huibin Hong <huibin.hong@rock-chips.com>
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
This commit is contained in:
Huibin Hong
2020-03-25 20:10:15 +08:00
committed by Tao Huang
parent 436cb774c7
commit 347111763f
1 changed files with 29 additions and 0 deletions
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29
drivers/soc/rockchip/grf.c
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@@ -134,6 +134,32 @@ static const struct rockchip_grf_info rk3399_grf __initconst = {
.num_values = ARRAY_SIZE(rk3399_defaults),
};
#define DELAY_ONE_SECOND 0x16E3600
#define RV1126_GRF1_SDDETFLT_CON 0x10254
#define RV1126_GRF1_UART2RX_LOW_CON 0x10258
#define RV1126_GRF1_IOFUNC_CON1 0x10264
#define RV1126_GRF1_IOFUNC_CON3 0x1026C
#define RV1126_JTAG_GROUP0 0x0 /* mux to sdmmc*/
#define RV1126_JTAG_GROUP1 0x1 /* mux to uart2 */
#define FORCE_JTAG_ENABLE 0x1
#define FORCE_JTAG_DISABLE 0x0
static const struct rockchip_grf_value rv1126_defaults[] __initconst = {
{ "jtag group0 force", RV1126_GRF1_IOFUNC_CON3,
HIWORD_UPDATE(FORCE_JTAG_DISABLE, 1, 4) },
{ "jtag group1 force", RV1126_GRF1_IOFUNC_CON3,
HIWORD_UPDATE(FORCE_JTAG_DISABLE, 1, 5) },
{ "jtag group1 tms low delay", RV1126_GRF1_UART2RX_LOW_CON, DELAY_ONE_SECOND },
{ "switch to jtag groupx", RV1126_GRF1_IOFUNC_CON1, HIWORD_UPDATE(RV1126_JTAG_GROUP0, 1, 15) },
{ "jtag group0 switching delay", RV1126_GRF1_SDDETFLT_CON, DELAY_ONE_SECOND * 5 },
};
static const struct rockchip_grf_info rv1126_grf __initconst = {
.values = rv1126_defaults,
.num_values = ARRAY_SIZE(rv1126_defaults),
};
static const struct of_device_id rockchip_grf_dt_match[] __initconst = {
{
.compatible = "rockchip,px30-grf",
@@ -162,6 +188,9 @@ static const struct of_device_id rockchip_grf_dt_match[] __initconst = {
}, {
.compatible = "rockchip,rk3399-grf",
.data = (void *)&rk3399_grf,
}, {
.compatible = "rockchip,rv1126-grf",
.data = (void *)&rv1126_grf,
},
{ /* sentinel */ },
};