提交 fe2ee139 编写于 作者: H Hariprasad Shenai 提交者: David S. Miller

cxgb4: Add support to S25FL032P flash

Add support for Spansion S25FL032P flash
Based on original work by Dimitris Michailidis
Signed-off-by: NHariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 60d42bf6
......@@ -3850,8 +3850,20 @@ int t4_wait_dev_ready(struct adapter *adap)
return t4_read_reg(adap, PL_WHOAMI) != 0xffffffff ? 0 : -EIO;
}
struct flash_desc {
u32 vendor_and_model_id;
u32 size_mb;
};
static int get_flash_params(struct adapter *adap)
{
/* Table for non-Numonix supported flash parts. Numonix parts are left
* to the preexisting code. All flash parts have 64KB sectors.
*/
static struct flash_desc supported_flash[] = {
{ 0x150201, 4 << 20 }, /* Spansion 4MB S25FL032P */
};
int ret;
u32 info;
......@@ -3862,6 +3874,14 @@ static int get_flash_params(struct adapter *adap)
if (ret)
return ret;
for (ret = 0; ret < ARRAY_SIZE(supported_flash); ++ret)
if (supported_flash[ret].vendor_and_model_id == info) {
adap->params.sf_size = supported_flash[ret].size_mb;
adap->params.sf_nsec =
adap->params.sf_size / SF_SEC_SIZE;
return 0;
}
if ((info & 0xff) != 0x20) /* not a Numonix flash */
return -EINVAL;
info >>= 16; /* log2 of size */
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册