diff options
| author | Marek Vasut <marek.vasut+renesas@mailbox.org> | 2024-08-31 22:31:44 +0200 |
|---|---|---|
| committer | Marek Vasut <marek.vasut+renesas@mailbox.org> | 2024-09-09 01:10:33 +0200 |
| commit | 1cc7c7e119a31c64cf64d887374c95b58ffe9993 (patch) | |
| tree | 692a3ec42ae29f81f5976a1d2de9b658aeb26934 | |
| parent | 4ab0a58a9067bb6ceacccefe98cc7db8cbed79c6 (diff) | |
mtd: spi: renesas: Write DREAR register once
Instead of writing DREAR with 0 first and then overwriting DREAR again
in case of 4 byte addressing mode, write DREAR in every case once with
the correct content right away. No functional change.
Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
| -rw-r--r-- | drivers/spi/renesas_rpc_spi.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/spi/renesas_rpc_spi.c b/drivers/spi/renesas_rpc_spi.c index e6b602cf7b4..749c686a6c4 100644 --- a/drivers/spi/renesas_rpc_spi.c +++ b/drivers/spi/renesas_rpc_spi.c @@ -277,14 +277,15 @@ static int rpc_spi_mem_exec_op(struct spi_slave *spi, writel(RPC_DRCMR_CMD(op->cmd.opcode), priv->regs + RPC_DRCMR); smenr |= RPC_DRENR_CDE; - writel(0, priv->regs + RPC_DREAR); if (op->addr.nbytes == 4) { writel(RPC_DREAR_EAV(offset >> 25) | RPC_DREAR_EAC(1), priv->regs + RPC_DREAR); smenr |= RPC_DRENR_ADE(0xF); } else if (op->addr.nbytes == 3) { + writel(0, priv->regs + RPC_DREAR); smenr |= RPC_DRENR_ADE(0x7); } else { + writel(0, priv->regs + RPC_DREAR); smenr |= RPC_DRENR_ADE(0); } |