[PATCH 1/4] arm: socfpga: iossm: remove unused num_port

[Michael Tretter]

The dualport configuration is read from the handoff table and used for
configuration, but num_port is never read or used.

Remove the unused field.

Signed-off-by: Michael Tretter <m.tretter at pengutronix.de>
---
 arch/arm/mach-socfpga/agilex5-sdram.c | 5 -----
 arch/arm/mach-socfpga/iossm_mailbox.c | 5 ++---
 arch/arm/mach-socfpga/iossm_mailbox.h | 2 --
 3 files changed, 2 insertions(+), 10 deletions(-)

diff --git a/arch/arm/mach-socfpga/agilex5-sdram.c b/arch/arm/mach-socfpga/agilex5-sdram.c
index fa940958d104..4a28713a3588 100644
--- a/arch/arm/mach-socfpga/agilex5-sdram.c
+++ b/arch/arm/mach-socfpga/agilex5-sdram.c
@@ -98,11 +98,6 @@ static int populate_ddr_handoff(struct altera_sdram_plat *plat, struct io96b_inf
 	plat->dualport = FIELD_GET(BIT(0), handoff_table[PORT_EMIF_CONFIG_OFFSET]);
 	pr_debug("%s: dualport from handoff: 0x%x\n", __func__, plat->dualport);
 
-	if (plat->dualport)
-		io96b_ctrl->num_port = 2;
-	else
-		io96b_ctrl->num_port = 1;
-
 	/* Read handoff - dual EMIF */
 	plat->dualemif = FIELD_GET(BIT(1), handoff_table[PORT_EMIF_CONFIG_OFFSET]);
 	pr_debug("%s: dualemif from handoff: 0x%x\n", __func__, plat->dualemif);
diff --git a/arch/arm/mach-socfpga/iossm_mailbox.c b/arch/arm/mach-socfpga/iossm_mailbox.c
index 6a9a7a489b75..b79ec87b4f46 100644
--- a/arch/arm/mach-socfpga/iossm_mailbox.c
+++ b/arch/arm/mach-socfpga/iossm_mailbox.c
@@ -49,7 +49,7 @@ static const char *ddr_type_list[7] = {
 		"DDR4", "DDR5", "DDR5_RDIMM", "LPDDR4", "LPDDR5", "QDRIV", "UNKNOWN"
 };
 
-static int is_ddr_csr_clkgen_locked(u32 clkgen_mask, u8 num_port)
+static int is_ddr_csr_clkgen_locked(u32 clkgen_mask)
 {
 	int ret;
 	u32 tmp;
@@ -289,8 +289,7 @@ void io96b_init_mem_cal(struct io96b_info *io96b_ctrl)
 	count = 0;
 	for (i = 0; i < io96b_ctrl->num_instance; i++) {
 		if (io96b_ctrl->ckgen_lock) {
-			ret = is_ddr_csr_clkgen_locked(DDR_CSR_CLKGEN_LOCKED_IO96B_MASK(i),
-						       io96b_ctrl->num_port);
+			ret = is_ddr_csr_clkgen_locked(DDR_CSR_CLKGEN_LOCKED_IO96B_MASK(i));
 			if (ret) {
 				pr_err("%s: ckgena_lock iossm IO96B_%d is not locked\n",
 				       __func__, i);
diff --git a/arch/arm/mach-socfpga/iossm_mailbox.h b/arch/arm/mach-socfpga/iossm_mailbox.h
index 0e942a632847..954bfcdf382e 100644
--- a/arch/arm/mach-socfpga/iossm_mailbox.h
+++ b/arch/arm/mach-socfpga/iossm_mailbox.h
@@ -119,7 +119,6 @@ struct io96b_instance {
  * @overall_size:	Total DDR memory size
  * @io96b[]:		IO96B instance specific information
  * @ckgen_lock:		IO96B GEN PLL lock (false = not locked, true = locked)
- * @num_port:		Number of IO96B port.
  */
 struct io96b_info {
 	int			 version;
@@ -131,7 +130,6 @@ struct io96b_info {
 	phys_size_t		 overall_size;
 	struct io96b_instance	 io96b[MAX_IO96B_SUPPORTED];
 	bool			 ckgen_lock;
-	u8			 num_port;
 };
 
 int io96b_mb_req(void __iomem *io96b_csr_addr, u32 ip_type, u32 instance_id,

-- 
2.47.3