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Diffstat (limited to '')
| -rw-r--r-- | drivers/renesas/rzg/qos/qos_init.c | 267 |
1 files changed, 267 insertions, 0 deletions
diff --git a/drivers/renesas/rzg/qos/qos_init.c b/drivers/renesas/rzg/qos/qos_init.c new file mode 100644 index 0000000..e527a61 --- /dev/null +++ b/drivers/renesas/rzg/qos/qos_init.c @@ -0,0 +1,267 @@ +/* + * Copyright (c) 2021, Renesas Electronics Corporation. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include <stdint.h> + +#include <common/debug.h> +#include <lib/mmio.h> + +#if RCAR_LSI == RCAR_AUTO +#include "G2E/qos_init_g2e_v10.h" +#include "G2H/qos_init_g2h_v30.h" +#include "G2M/qos_init_g2m_v10.h" +#include "G2M/qos_init_g2m_v11.h" +#include "G2M/qos_init_g2m_v30.h" +#include "G2N/qos_init_g2n_v10.h" +#endif /* RCAR_LSI == RCAR_AUTO */ +#if (RCAR_LSI == RZ_G2M) +#include "G2M/qos_init_g2m_v10.h" +#include "G2M/qos_init_g2m_v11.h" +#include "G2M/qos_init_g2m_v30.h" +#endif /* RCAR_LSI == RZ_G2M */ +#if RCAR_LSI == RZ_G2H +#include "G2H/qos_init_g2h_v30.h" +#endif /* RCAR_LSI == RZ_G2H */ +#if RCAR_LSI == RZ_G2N +#include "G2N/qos_init_g2n_v10.h" +#endif /* RCAR_LSI == RZ_G2N */ +#if RCAR_LSI == RZ_G2E +#include "G2E/qos_init_g2e_v10.h" +#endif /* RCAR_LSI == RZ_G2E */ +#include "qos_common.h" +#include "qos_init.h" +#include "qos_reg.h" +#include "rcar_def.h" + +#if (RCAR_LSI != RZ_G2E) +#define DRAM_CH_CNT 0x04U +uint32_t qos_init_ddr_ch; +uint8_t qos_init_ddr_phyvalid; +#endif /* RCAR_LSI != RZ_G2E */ + +#define PRR_PRODUCT_ERR(reg) \ + { \ + ERROR("LSI Product ID(PRR=0x%x) QoS " \ + "initialize not supported.\n", reg); \ + panic(); \ + } + +#define PRR_CUT_ERR(reg) \ + { \ + ERROR("LSI Cut ID(PRR=0x%x) QoS " \ + "initialize not supported.\n", reg); \ + panic(); \ + } + +void rzg_qos_init(void) +{ + uint32_t reg; +#if (RCAR_LSI != RZ_G2E) + uint32_t i; + + qos_init_ddr_ch = 0U; + qos_init_ddr_phyvalid = get_boardcnf_phyvalid(); + for (i = 0U; i < DRAM_CH_CNT; i++) { + if ((qos_init_ddr_phyvalid & (1U << i))) { + qos_init_ddr_ch++; + } + } +#endif /* RCAR_LSI != RZ_G2E */ + + reg = mmio_read_32(PRR); +#if (RCAR_LSI == RCAR_AUTO) || RCAR_LSI_CUT_COMPAT + switch (reg & PRR_PRODUCT_MASK) { + case PRR_PRODUCT_M3: +#if (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RZ_G2M) + switch (reg & PRR_CUT_MASK) { + case PRR_PRODUCT_10: + qos_init_g2m_v10(); + break; + case PRR_PRODUCT_21: /* G2M Cut 13 */ + qos_init_g2m_v11(); + break; + case PRR_PRODUCT_30: /* G2M Cut 30 */ + default: + qos_init_g2m_v30(); + break; + } +#else /* (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RZ_G2M) */ + PRR_PRODUCT_ERR(reg); +#endif /* (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RZ_G2M) */ + break; + case PRR_PRODUCT_H3: +#if (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RZ_G2H) + switch (reg & PRR_CUT_MASK) { + case PRR_PRODUCT_30: + default: + qos_init_g2h_v30(); + break; + } +#else + PRR_PRODUCT_ERR(reg); +#endif /* (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RZ_G2H) */ + break; + case PRR_PRODUCT_M3N: +#if (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RZ_G2N) + switch (reg & PRR_CUT_MASK) { + case PRR_PRODUCT_10: + default: + qos_init_g2n_v10(); + break; + } +#else + PRR_PRODUCT_ERR(reg); +#endif /* (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RZ_G2N) */ + break; + case PRR_PRODUCT_E3: +#if (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RZ_G2E) + switch (reg & PRR_CUT_MASK) { + case PRR_PRODUCT_10: + default: + qos_init_g2e_v10(); + break; + } +#else + PRR_PRODUCT_ERR(reg); +#endif /* (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RZ_G2E) */ + break; + default: + PRR_PRODUCT_ERR(reg); + break; + } +#else /* RCAR_LSI == RCAR_AUTO || RCAR_LSI_CUT_COMPAT */ +#if (RCAR_LSI == RZ_G2M) +#if RCAR_LSI_CUT == RCAR_CUT_10 + /* G2M Cut 10 */ + if ((PRR_PRODUCT_M3 | PRR_PRODUCT_10) + != (reg & (PRR_PRODUCT_MASK | PRR_CUT_MASK))) { + PRR_PRODUCT_ERR(reg); + } + qos_init_g2m_v10(); +#elif RCAR_LSI_CUT == RCAR_CUT_11 + /* G2M Cut 11 */ + if ((PRR_PRODUCT_M3 | PRR_PRODUCT_20) + != (reg & (PRR_PRODUCT_MASK | PRR_CUT_MASK))) { + PRR_PRODUCT_ERR(reg); + } + qos_init_g2m_v11(); +#elif RCAR_LSI_CUT == RCAR_CUT_13 + /* G2M Cut 13 */ + if ((PRR_PRODUCT_M3 | PRR_PRODUCT_21) + != (reg & (PRR_PRODUCT_MASK | PRR_CUT_MASK))) { + PRR_PRODUCT_ERR(reg); + } + qos_init_g2m_v11(); +#else + /* G2M Cut 30 or later */ + if ((PRR_PRODUCT_M3) + != (reg & (PRR_PRODUCT_MASK))) { + PRR_PRODUCT_ERR(reg); + } + qos_init_g2m_v30(); +#endif /* RCAR_LSI_CUT == RCAR_CUT_10 */ +#elif (RCAR_LSI == RZ_G2H) + /* G2H Cut 30 or later */ + if ((reg & PRR_PRODUCT_MASK) != PRR_PRODUCT_H3) { + PRR_PRODUCT_ERR(reg); + } + qos_init_g2h_v30(); +#elif (RCAR_LSI == RZ_G2N) + /* G2N Cut 10 or later */ + if ((reg & (PRR_PRODUCT_MASK)) != PRR_PRODUCT_M3N) { + PRR_PRODUCT_ERR(reg); + } + qos_init_g2n_v10(); +#elif RCAR_LSI == RZ_G2E + /* G2E Cut 10 or later */ + if ((reg & (PRR_PRODUCT_MASK)) != PRR_PRODUCT_E3) { + PRR_PRODUCT_ERR(reg); + } + qos_init_g2e_v10(); +#else /* (RCAR_LSI == RZ_G2M) */ +#error "Don't have QoS initialize routine(Unknown chip)." +#endif /* (RCAR_LSI == RZ_G2M) */ +#endif /* RCAR_LSI == RCAR_AUTO || RCAR_LSI_CUT_COMPAT */ +} + +#if (RCAR_LSI != RZ_G2E) +uint32_t get_refperiod(void) +{ + uint32_t refperiod = QOSWT_WTSET0_CYCLE; + +#if (RCAR_LSI == RCAR_AUTO) || RCAR_LSI_CUT_COMPAT + uint32_t reg; + + reg = mmio_read_32(PRR); + switch (reg & PRR_PRODUCT_MASK) { +#if (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RZ_G2M) + case PRR_PRODUCT_M3: + switch (reg & PRR_CUT_MASK) { + case PRR_PRODUCT_10: + break; + case PRR_PRODUCT_20: /* G2M Cut 11 */ + case PRR_PRODUCT_21: /* G2M Cut 13 */ + case PRR_PRODUCT_30: /* G2M Cut 30 */ + default: + refperiod = REFPERIOD_CYCLE; + break; + } + break; +#endif /* (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RZ_G2M) */ +#if (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RZ_G2H) + case PRR_PRODUCT_H3: + switch (reg & PRR_CUT_MASK) { + case PRR_PRODUCT_30: + default: + refperiod = REFPERIOD_CYCLE; + break; + } + break; +#endif /* (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RZ_G2H) */ +#if (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RZ_G2N) + case PRR_PRODUCT_M3N: + refperiod = REFPERIOD_CYCLE; + break; +#endif /* (RCAR_LSI == RCAR_AUTO) || (RCAR_LSI == RZ_G2N) */ + default: + break; + } +#elif RCAR_LSI == RZ_G2M +#if RCAR_LSI_CUT == RCAR_CUT_10 + /* G2M Cut 10 */ +#else /* RCAR_LSI_CUT == RCAR_CUT_10 */ + /* G2M Cut 11|13|30 or later */ + refperiod = REFPERIOD_CYCLE; +#endif /* RCAR_LSI_CUT == RCAR_CUT_10 */ +#elif RCAR_LSI == RZ_G2N + refperiod = REFPERIOD_CYCLE; +#elif RCAR_LSI == RZ_G2H + /* G2H Cut 30 or later */ + refperiod = REFPERIOD_CYCLE; +#endif /* RCAR_LSI == RCAR_AUTO || RCAR_LSI_CUT_COMPAT */ + return refperiod; +} +#endif /* RCAR_LSI != RZ_G2E */ + +void rzg_qos_dbsc_setting(const struct rcar_gen3_dbsc_qos_settings *qos, + unsigned int qos_size, bool dbsc_wren) +{ + unsigned int i; + + /* Register write enable */ + if (dbsc_wren) { + mmio_write_32(DBSC_DBSYSCNT0, 0x00001234U); + } + + for (i = 0; i < qos_size; i++) { + mmio_write_32(qos[i].reg, qos[i].val); + } + + /* Register write protect */ + if (dbsc_wren) { + mmio_write_32(DBSC_DBSYSCNT0, 0x00000000U); + } +} |