spi: cadence_qspi_apb: Support 32 bit AHB address
authorVignesh R <vigneshr@ti.com>
Wed, 6 Jul 2016 04:50:55 +0000 (10:20 +0530)
committerJagan Teki <jteki@openedev.com>
Sat, 9 Jul 2016 14:46:32 +0000 (20:16 +0530)
AHB address can be as long as 32 bit, hence remove the
CQSPI_REG_INDIRECTRDSTARTADDR mask. Since AHB address is passed from DT
and read as u32 value, it anyway does not make sense to mask upper bits.

Signed-off-by: Vignesh R <vigneshr@ti.com>
Tested-by: Marek Vasut <marex@denx.de>
Acked-by: Marek Vasut <marex@denx.de>
Reviewed-by: Jagan Teki <jteki@openedev.com>
drivers/spi/cadence_qspi_apb.c

index a71531d..a8cc23f 100644 (file)
@@ -45,7 +45,6 @@
 #define CQSPI_INST_TYPE_QUAD                   (2)
 
 #define CQSPI_STIG_DATA_LEN_MAX                        (8)
-#define CQSPI_INDIRECTTRIGGER_ADDR_MASK                (0xFFFFF)
 
 #define CQSPI_DUMMY_CLKS_PER_BYTE              (8)
 #define CQSPI_DUMMY_BYTES_MAX                  (4)
@@ -573,7 +572,7 @@ int cadence_qspi_apb_indirect_read_setup(struct cadence_spi_platdata *plat,
                addr_bytes = cmdlen - 1;
 
        /* Setup the indirect trigger address */
-       writel(((u32)plat->ahbbase & CQSPI_INDIRECTTRIGGER_ADDR_MASK),
+       writel((u32)plat->ahbbase,
               plat->regbase + CQSPI_REG_INDIRECTTRIGGER);
 
        /* Configure the opcode */
@@ -714,7 +713,7 @@ int cadence_qspi_apb_indirect_write_setup(struct cadence_spi_platdata *plat,
                return -EINVAL;
        }
        /* Setup the indirect trigger address */
-       writel(((u32)plat->ahbbase & CQSPI_INDIRECTTRIGGER_ADDR_MASK),
+       writel((u32)plat->ahbbase,
               plat->regbase + CQSPI_REG_INDIRECTTRIGGER);
 
        /* Configure the opcode */