x86: ich-spi: Set the rx operation mode for ich 7

ICH 7 SPI controller only supports array read command (03h). Fast array read command (0Bh) is not supported. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Acked-by: Simon Glass <sjg@chromium.org> Tested-by: Simon Glass <sjg@chromium.org> Reviewed-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>

x86: ich-spi: Set the rx operation mode for ich 7
ICH 7 SPI controller only supports array read command (03h). Fast array read command (0Bh) is not supported. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Acked-by: Simon Glass <sjg@chromium.org> Tested-by: Simon Glass <sjg@chromium.org> Reviewed-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
Bin Meng · Simon Glass
1 parent 54ba653ab6
Showing 1 changed file with 4 additions and 0 deletions Side-by-side Diff
drivers/spi/ich.c
@@ -141,6 +141,10 @@
 	ich->slave.max_write_size = ctlr.databytes;
 	ich->speed = max_hz;
  
+	/* ICH 7 SPI controller only supports array read command */
+	if (ctlr.ich_version == 7)
+		ich->slave.op_mode_rx = SPI_OPM_RX_AS;
+
 	return &ich->slave;
 }
...	...	@@ -141,6 +141,10 @@
141	141	ich->slave.max_write_size = ctlr.databytes;
142	142	ich->speed = max_hz;
143	143
	144	+ /* ICH 7 SPI controller only supports array read command */
	145	+ if (ctlr.ich_version == 7)
	146	+ ich->slave.op_mode_rx = SPI_OPM_RX_AS;
	147	+
144	148	return &ich->slave;
145	149	}
146	150