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Commit 0f1417f9 authored by Ganesh Goudar's avatar Ganesh Goudar Committed by David S. Miller
Browse files

cxgb4: support new ISSI flash parts 



Add support for new 32MB and 64MB ISSI (Integrated Silicon
Solution, Inc.) FLASH parts.

Signed-off-by: default avatarCasey Leedom <leedom@chelsio.com>
Signed-off-by: default avatarGanesh Goudar <ganeshgr@chelsio.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent b46f7da1

drivers/net/ethernet/chelsio/cxgb4/t4_hw.c

+19 −0
Original line number Diff line number Diff line
@@ -8604,6 +8604,25 @@ static int t4_get_flash_params(struct adapter *adap) 
		}

		break;

	}

	case 0x9d: { /* ISSI -- Integrated Silicon Solution, Inc. */

		/* This Density -> Size decoding table is taken from ISSI

		 * Data Sheets.

		 */

		density = (flashid >> 16) & 0xff;

		switch (density) {

		case 0x16: /* 32 MB */

			size = 1 << 25;

			break;

		case 0x17: /* 64MB */

			size = 1 << 26;

			break;

		default:

			dev_err(adap->pdev_dev, "ISSI Flash Part has bad size, ID = %#x, Density code = %#x\n",

				flashid, density);

			return -EINVAL;

		}

		break;

	}

	case 0xc2: { /* Macronix */

		/* This Density -> Size decoding table is taken from Macronix

		 * Data Sheets.