rockchip: spi: rewrite rkspi_set_clk for a more conservative baudrate setting

[u-boot] / drivers / spi / cadence_qspi.h

diff --git a/drivers/spi/cadence_qspi.h b/drivers/spi/cadence_qspi.h
index c9a6142e82d865e60930338fdf00e2ea0da9f7ed..d1927a4003960c598dad3ad000a28296b74768d7 100644 (file)
--- a/drivers/spi/cadence_qspi.h
+++ b/drivers/spi/cadence_qspi.h
@@ -25,6 +25,7 @@ struct cadence_spi_platdata {
        u32             tsd2d_ns;
        u32             tchsh_ns;
        u32             tslch_ns;
+       u32             sram_size;
 };
 
 struct cadence_spi_priv {
@@ -37,6 +38,7 @@ struct cadence_spi_priv {
        int             qspi_is_init;
        unsigned int    qspi_calibrated_hz;
        unsigned int    qspi_calibrated_cs;
+       unsigned int    previous_hz;
 };
 
 /* Functions call declaration */
@@ -51,7 +53,7 @@ int cadence_qspi_apb_command_write(void *reg_base_addr,
        unsigned int txlen,  const u8 *txbuf);
 
 int cadence_qspi_apb_indirect_read_setup(struct cadence_spi_platdata *plat,
-       unsigned int cmdlen, const u8 *cmdbuf);
+       unsigned int cmdlen, unsigned int rx_width, const u8 *cmdbuf);
 int cadence_qspi_apb_indirect_read_execute(struct cadence_spi_platdata *plat,
        unsigned int rxlen, u8 *rxbuf);
 int cadence_qspi_apb_indirect_write_setup(struct cadence_spi_platdata *plat,
@@ -61,8 +63,7 @@ int cadence_qspi_apb_indirect_write_execute(struct cadence_spi_platdata *plat,
 
 void cadence_qspi_apb_chipselect(void *reg_base,
        unsigned int chip_select, unsigned int decoder_enable);
-void cadence_qspi_apb_set_clk_mode(void *reg_base_addr,
-       unsigned int clk_pol, unsigned int clk_pha);
+void cadence_qspi_apb_set_clk_mode(void *reg_base, uint mode);
 void cadence_qspi_apb_config_baudrate_div(void *reg_base,
        unsigned int ref_clk_hz, unsigned int sclk_hz);
 void cadence_qspi_apb_delay(void *reg_base,