diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/reset/sti/reset-stih416.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/drivers/reset/sti/reset-stih416.c b/drivers/reset/sti/reset-stih416.c index 0becfc5..fe3bf02 100644 --- a/drivers/reset/sti/reset-stih416.c +++ b/drivers/reset/sti/reset-stih416.c @@ -24,6 +24,7 @@ static const char stih416_front[] = "st,stih416-front-syscfg"; static const char stih416_rear[] = "st,stih416-rear-syscfg"; static const char stih416_sbc[] = "st,stih416-sbc-syscfg"; static const char stih416_lpm[] = "st,stih416-lpm-syscfg"; +static const char stih416_cpu[] = "st,stih416-cpu-syscfg"; #define STIH416_PDN_FRONT(_bit) \ _SYSCFG_RST_CH(stih416_front, SYSCFG_1500, _bit, SYSSTAT_1578, _bit) @@ -37,6 +38,29 @@ static const char stih416_lpm[] = "st,stih416-lpm-syscfg"; #define SYSCFG_2525 0x834 /* Powerdown request USB/SATA/PCIe */ #define SYSSTAT_2583 0x91c /* Powerdown status USB/SATA/PCIe */ +#define SYSCFG_2552 0x8A0 /* Reset Generator control 0 */ +#define SYSCFG_1539 0x86c /* Softreset Ethernet 0 */ +#define SYSCFG_510 0x7f8 /* Softreset Ethernet 1 */ +#define LPM_SYSCFG_1 0x4 /* Softreset IRB */ +#define SYSCFG_2553 0x8a4 /* Softreset SATA0/1, PCIE0/1 */ +#define SYSCFG_7563 0x8cc /* MPE softresets 0 */ +#define SYSCFG_7564 0x8d0 /* MPE softresets 1 */ + +#define STIH416_SRST_CPU(_reg, _bit) \ + _SYSCFG_RST_CH_NO_ACK(stih416_cpu, _reg, _bit) + +#define STIH416_SRST_FRONT(_reg, _bit) \ + _SYSCFG_RST_CH_NO_ACK(stih416_front, _reg, _bit) + +#define STIH416_SRST_REAR(_reg, _bit) \ + _SYSCFG_RST_CH_NO_ACK(stih416_rear, _reg, _bit) + +#define STIH416_SRST_LPM(_reg, _bit) \ + _SYSCFG_RST_CH_NO_ACK(stih416_lpm, _reg, _bit) + +#define STIH416_SRST_SBC(_reg, _bit) \ + _SYSCFG_RST_CH_NO_ACK(stih416_sbc, _reg, _bit) + static const struct syscfg_reset_channel_data stih416_powerdowns[] = { [STIH416_EMISS_POWERDOWN] = STIH416_PDN_FRONT(0), [STIH416_NAND_POWERDOWN] = STIH416_PDN_FRONT(1), @@ -51,15 +75,55 @@ static const struct syscfg_reset_channel_data stih416_powerdowns[] = { [STIH416_PCIE1_POWERDOWN] = STIH416_PDN_REAR(5, 8), }; +static const struct syscfg_reset_channel_data stih416_softresets[] = { + [STIH416_ETH0_SOFTRESET] = STIH416_SRST_FRONT(SYSCFG_1539, 0), + [STIH416_ETH1_SOFTRESET] = STIH416_SRST_SBC(SYSCFG_510, 0), + [STIH416_IRB_SOFTRESET] = STIH416_SRST_LPM(LPM_SYSCFG_1, 6), + [STIH416_USB0_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2552, 9), + [STIH416_USB1_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2552, 10), + [STIH416_USB2_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2552, 11), + [STIH416_USB3_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2552, 28), + [STIH416_SATA0_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2553, 7), + [STIH416_SATA1_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2553, 3), + [STIH416_PCIE0_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2553, 15), + [STIH416_PCIE1_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2553, 2), + [STIH416_AUD_DAC_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2553, 14), + [STIH416_HDTVOUT_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2552, 5), + [STIH416_VTAC_M_RX_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2552, 25), + [STIH416_VTAC_A_RX_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2552, 26), + [STIH416_SYNC_HD_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2553, 5), + [STIH416_SYNC_SD_SOFTRESET] = STIH416_SRST_REAR(SYSCFG_2553, 6), + [STIH416_BLITTER_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7563, 10), + [STIH416_GPU_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7563, 11), + [STIH416_VTAC_M_TX_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7563, 18), + [STIH416_VTAC_A_TX_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7563, 19), + [STIH416_VTG_AUX_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7563, 21), + [STIH416_JPEG_DEC_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7563, 23), + [STIH416_HVA_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7564, 2), + [STIH416_COMPO_M_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7564, 3), + [STIH416_COMPO_A_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7564, 4), + [STIH416_VP8_DEC_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7564, 10), + [STIH416_VTG_MAIN_SOFTRESET] = STIH416_SRST_CPU(SYSCFG_7564, 16), +}; + static struct syscfg_reset_controller_data stih416_powerdown_controller = { .wait_for_ack = true, .nr_channels = ARRAY_SIZE(stih416_powerdowns), .channels = stih416_powerdowns, }; +static struct syscfg_reset_controller_data stih416_softreset_controller = { + .wait_for_ack = false, + .active_low = true, + .nr_channels = ARRAY_SIZE(stih416_softresets), + .channels = stih416_softresets, +}; + static struct of_device_id stih416_reset_match[] = { { .compatible = "st,stih416-powerdown", .data = &stih416_powerdown_controller, }, + { .compatible = "st,stih416-softreset", + .data = &stih416_softreset_controller, }, {}, }; |